diff --git a/.template-lintrc.js b/.template-lintrc.js
index b4d322875e0..1150803258f 100644
--- a/.template-lintrc.js
+++ b/.template-lintrc.js
@@ -43,7 +43,7 @@ module.exports = {
     "no-unnecessary-concat": true,
     "no-unnecessary-component-helper": true,
     "no-unused-block-params": true,
-    "quotes": false,
+    quotes: "double",
     "require-button-type": false,
     "require-iframe-title": true,
     "require-valid-alt-text": false,
diff --git a/app/assets/javascripts/admin/templates/admin.hbs b/app/assets/javascripts/admin/templates/admin.hbs
index dacf526c53d..bcbe6940d4f 100644
--- a/app/assets/javascripts/admin/templates/admin.hbs
+++ b/app/assets/javascripts/admin/templates/admin.hbs
@@ -3,35 +3,35 @@
     <div class="full-width">
       <div class="admin-main-nav">
         <ul class="nav nav-pills">
-          {{nav-item route='admin.dashboard' label='admin.dashboard.title'}}
+          {{nav-item route="admin.dashboard" label="admin.dashboard.title"}}
           {{#if currentUser.admin}}
-            {{nav-item route='adminSiteSettings' label='admin.site_settings.title'}}
+            {{nav-item route="adminSiteSettings" label="admin.site_settings.title"}}
           {{/if}}
-          {{nav-item route='adminUsersList' label='admin.users.title'}}
+          {{nav-item route="adminUsersList" label="admin.users.title"}}
           {{#if showGroups}}
-            {{nav-item route='groups' label='admin.groups.title'}}
+            {{nav-item route="groups" label="admin.groups.title"}}
           {{/if}}
           {{#if showBadges}}
-            {{nav-item route='adminBadges' label='admin.badges.title'}}
+            {{nav-item route="adminBadges" label="admin.badges.title"}}
           {{/if}}
           {{#if currentUser.admin}}
-            {{nav-item route='adminEmail' label='admin.email.title'}}
+            {{nav-item route="adminEmail" label="admin.email.title"}}
           {{/if}}
-          {{nav-item route='adminLogs' label='admin.logs.title'}}
+          {{nav-item route="adminLogs" label="admin.logs.title"}}
           {{#if currentUser.admin}}
-            {{nav-item route='adminCustomize' label='admin.customize.title'}}
-            {{nav-item route='adminApi' label='admin.api.title'}}
+            {{nav-item route="adminCustomize" label="admin.customize.title"}}
+            {{nav-item route="adminApi" label="admin.api.title"}}
             {{#if siteSettings.enable_backups}}
-              {{nav-item route='admin.backups' label='admin.backups.title'}}
+              {{nav-item route="admin.backups" label="admin.backups.title"}}
             {{/if}}
           {{/if}}
-          {{nav-item route='adminPlugins' label='admin.plugins.title'}}
+          {{nav-item route="adminPlugins" label="admin.plugins.title"}}
           {{plugin-outlet name="admin-menu" connectorTagName="" tagName=""}}
         </ul>
       </div>
 
-      <div class='boxed white admin-content'>
-        <div class='admin-contents {{adminContentsClassName}}'>
+      <div class="boxed white admin-content">
+        <div class="admin-contents {{adminContentsClassName}}">
           {{outlet}}
         </div>
       </div>
diff --git a/app/assets/javascripts/admin/templates/api-keys-index.hbs b/app/assets/javascripts/admin/templates/api-keys-index.hbs
index 0672b99f4fe..ac5dbf7c6ba 100644
--- a/app/assets/javascripts/admin/templates/api-keys-index.hbs
+++ b/app/assets/javascripts/admin/templates/api-keys-index.hbs
@@ -18,14 +18,14 @@
       {{#each model as |k|}}
         <tr class={{if k.revoked_at "revoked"}}>
           <td class="key">
-            {{#if k.revoked_at}}{{d-icon 'times-circle'}}{{/if}}
+            {{#if k.revoked_at}}{{d-icon "times-circle"}}{{/if}}
             {{k.truncatedKey}}
           </td>
           <td class="key-description">
             {{k.shortDescription}}
           </td>
           <td class="key-user">
-            <div class="label">{{i18n 'admin.api.user'}}</div>
+            <div class="label">{{i18n "admin.api.user"}}</div>
             {{#if k.user}}
               {{#link-to "adminUser" k.user}}
                 {{avatar k.user imageSize="small"}}
@@ -35,11 +35,11 @@
             {{/if}}
           </td>
           <td class="key-created">
-            <div class="label">{{i18n 'admin.api.created'}}</div>
+            <div class="label">{{i18n "admin.api.created"}}</div>
             {{format-date k.created_at}}
           </td>
           <td class="key-last-used">
-            <div class="label">{{i18n 'admin.api.last_used'}}</div>
+            <div class="label">{{i18n "admin.api.last_used"}}</div>
             {{#if k.last_used_at}}
               {{format-date k.last_used_at}}
             {{else}}
diff --git a/app/assets/javascripts/admin/templates/api-keys-new.hbs b/app/assets/javascripts/admin/templates/api-keys-new.hbs
index 3dac84dae29..d48da805e51 100644
--- a/app/assets/javascripts/admin/templates/api-keys-new.hbs
+++ b/app/assets/javascripts/admin/templates/api-keys-new.hbs
@@ -1,6 +1,6 @@
-{{#link-to 'adminApiKeys.index' class="go-back"}}
-  {{d-icon 'arrow-left'}}
-  {{i18n 'admin.api.all_api_keys'}}
+{{#link-to "adminApiKeys.index" class="go-back"}}
+  {{d-icon "arrow-left"}}
+  {{i18n "admin.api.all_api_keys"}}
 {{/link-to}}
 
 <div class="api-key">
diff --git a/app/assets/javascripts/admin/templates/api-keys-show.hbs b/app/assets/javascripts/admin/templates/api-keys-show.hbs
index 736a4ef777c..d1d35da0175 100644
--- a/app/assets/javascripts/admin/templates/api-keys-show.hbs
+++ b/app/assets/javascripts/admin/templates/api-keys-show.hbs
@@ -1,11 +1,11 @@
-{{#link-to 'adminApiKeys.index' class="go-back"}}
-  {{d-icon 'arrow-left'}}
-  {{i18n 'admin.api.all_api_keys'}}
+{{#link-to "adminApiKeys.index" class="go-back"}}
+  {{d-icon "arrow-left"}}
+  {{i18n "admin.api.all_api_keys"}}
 {{/link-to}}
 
 <div class="api-key">
   {{#admin-form-row label="admin.api.key"}}
-    {{#if model.revoked_at}}{{d-icon 'times-circle'}}{{/if}}
+    {{#if model.revoked_at}}{{d-icon "times-circle"}}{{/if}}
     {{model.truncatedKey}}
   {{/admin-form-row}}
 
@@ -18,7 +18,7 @@
       </span>
     {{/if}}
 
-    <div class='controls'>
+    <div class="controls">
       {{#if editingDescription}}
         {{d-button class="ok" action=(action "saveDescription") icon="check"}}
         {{d-button class="cancel" action=(action "editDescription") icon="times"}}
@@ -58,7 +58,7 @@
     {{#if model.revoked_at}}
       {{format-date model.revoked_at leaveAgo="true"}}
     {{/if}}
-    <div class='controls'>
+    <div class="controls">
       {{#if model.revoked_at}}
         {{d-button
           action=(action "undoRevokeKey")
diff --git a/app/assets/javascripts/admin/templates/api.hbs b/app/assets/javascripts/admin/templates/api.hbs
index 45bfbd9ca7d..288bbc71fe8 100644
--- a/app/assets/javascripts/admin/templates/api.hbs
+++ b/app/assets/javascripts/admin/templates/api.hbs
@@ -1,6 +1,6 @@
 {{#admin-nav}}
-  {{nav-item route='adminApiKeys' label='admin.api.title'}}
-  {{nav-item route='adminWebHooks' label='admin.web_hooks.title'}}
+  {{nav-item route="adminApiKeys" label="admin.api.title"}}
+  {{nav-item route="adminWebHooks" label="admin.web_hooks.title"}}
 {{/admin-nav}}
 
 <div class="admin-container">
diff --git a/app/assets/javascripts/admin/templates/backups.hbs b/app/assets/javascripts/admin/templates/backups.hbs
index c8d72599e8d..23fb6dc4585 100644
--- a/app/assets/javascripts/admin/templates/backups.hbs
+++ b/app/assets/javascripts/admin/templates/backups.hbs
@@ -1,9 +1,9 @@
-<div class='admin-backups'>
+<div class="admin-backups">
   <div class="admin-controls">
     <nav>
       <ul class="nav nav-pills">
-        {{nav-item route='admin.backups.index' label='admin.backups.menu.backups'}}
-        {{nav-item route='admin.backups.logs' label='admin.backups.menu.logs'}}
+        {{nav-item route="admin.backups.index" label="admin.backups.menu.backups"}}
+        {{nav-item route="admin.backups.logs" label="admin.backups.menu.logs"}}
         {{plugin-outlet name="downloader" tagName=""}}
         <div class="admin-actions">
           {{#if model.canRollback}}
diff --git a/app/assets/javascripts/admin/templates/badges-award.hbs b/app/assets/javascripts/admin/templates/badges-award.hbs
index d0082dc349a..bb6c4bf22e9 100644
--- a/app/assets/javascripts/admin/templates/badges-award.hbs
+++ b/app/assets/javascripts/admin/templates/badges-award.hbs
@@ -1,39 +1,39 @@
 {{#d-section class="award-badge"}}
-  <h1>{{i18n 'admin.badges.mass_award.title'}}</h1>
-  <p>{{i18n 'admin.badges.mass_award.description'}}</p>
+  <h1>{{i18n "admin.badges.mass_award.title"}}</h1>
+  <p>{{i18n "admin.badges.mass_award.description"}}</p>
 
   {{#if model}}
     <form class="form-horizontal">
-      <div class='badge-preview'>
+      <div class="badge-preview">
         {{#if model}}
           {{icon-or-image model}}
           <span class="badge-display-name">{{model.name}}</span>
         {{else}}
-          <span class='badge-placeholder'>{{i18n 'admin.badges.mass_award.no_badge_selected'}}</span>
+          <span class="badge-placeholder">{{i18n "admin.badges.mass_award.no_badge_selected"}}</span>
         {{/if}}
       </div>
       <div>
-        <h4>{{i18n 'admin.badges.mass_award.upload_csv'}}</h4>
-        <input type='file' id='massAwardCSVUpload' accept='.csv'>
+        <h4>{{i18n "admin.badges.mass_award.upload_csv"}}</h4>
+        <input type="file" id="massAwardCSVUpload" accept=".csv">
       </div>
       <div>
         <label>
           {{input type="checkbox" checked=replaceBadgeOwners}}
-          {{i18n 'admin.badges.mass_award.replace_owners'}}
+          {{i18n "admin.badges.mass_award.replace_owners"}}
         </label>
       </div>
       {{d-button
           class="btn-primary"
-          action=(action 'massAward')
+          action=(action "massAward")
           type="submit"
           disabled=saving
           label="admin.badges.mass_award.perform"}}
-      {{#link-to 'adminBadges.index' class="btn btn-danger"}}
+      {{#link-to "adminBadges.index" class="btn btn-danger"}}
         {{d-icon "times"}}
-        <span>{{i18n 'cancel'}}</span>
+        <span>{{i18n "cancel"}}</span>
       {{/link-to}}
     </form>
   {{else}}
-    <span class='badge-required'>{{i18n 'admin.badges.mass_award.no_badge_selected'}}</span>
+    <span class="badge-required">{{i18n "admin.badges.mass_award.no_badge_selected"}}</span>
   {{/if}}
 {{/d-section}}
diff --git a/app/assets/javascripts/admin/templates/badges-index.hbs b/app/assets/javascripts/admin/templates/badges-index.hbs
index 49c5945ea1e..f2b2efeaefc 100644
--- a/app/assets/javascripts/admin/templates/badges-index.hbs
+++ b/app/assets/javascripts/admin/templates/badges-index.hbs
@@ -2,7 +2,7 @@
   <div class="badge-intro admin-intro">
     <img src={{badgeIntroEmoji}} class="badge-intro-emoji">
     <div class="content-wrapper">
-      <h1>{{i18n 'admin.badges.badge_intro.title'}}</h1>
+      <h1>{{i18n "admin.badges.badge_intro.title"}}</h1>
       <div class="external-resources">
         {{#each badgeIntroLinks as |link|}}
           <a href={{link.href}} class="external-link" target="_blank" rel="noopener">
diff --git a/app/assets/javascripts/admin/templates/badges-show.hbs b/app/assets/javascripts/admin/templates/badges-show.hbs
index f3935c4f2fc..c121df1cc46 100644
--- a/app/assets/javascripts/admin/templates/badges-show.hbs
+++ b/app/assets/javascripts/admin/templates/badges-show.hbs
@@ -1,7 +1,7 @@
 {{#d-section class="current-badge content-body"}}
   <form class="form-horizontal">
     <div>
-      <label for="name">{{i18n 'admin.badges.name'}}</label>
+      <label for="name">{{i18n "admin.badges.name"}}</label>
       {{#if readOnly}}
         {{input type="text" name="name" value=buffered.name disabled=true}}
       {{else}}
@@ -10,7 +10,7 @@
     </div>
 
     <div>
-      <label for="icon">{{i18n 'admin.badges.icon'}}</label>
+      <label for="icon">{{i18n "admin.badges.icon"}}</label>
       {{icon-picker
         name="icon"
         value=buffered.icon
@@ -20,17 +20,17 @@
         onChange=(action (mut buffered.icon))
       }}
 
-      <p class='help'>{{i18n 'admin.badges.icon_help'}}</p>
+      <p class="help">{{i18n "admin.badges.icon_help"}}</p>
     </div>
 
     <div>
-      <label for="image">{{i18n 'admin.badges.image'}}</label>
+      <label for="image">{{i18n "admin.badges.image"}}</label>
       {{input type="text" name="image" value=buffered.image}}
-      <p class='help'>{{i18n 'admin.badges.image_help'}}</p>
+      <p class="help">{{i18n "admin.badges.image_help"}}</p>
     </div>
 
     <div>
-      <label for="badge_type_id">{{i18n 'admin.badges.badge_type'}}</label>
+      <label for="badge_type_id">{{i18n "admin.badges.badge_type"}}</label>
       {{combo-box
         name="badge_type_id"
         value=buffered.badge_type_id
@@ -41,7 +41,7 @@
     </div>
 
     <div>
-      <label for="badge_grouping_id">{{i18n 'admin.badges.badge_grouping'}}</label>
+      <label for="badge_grouping_id">{{i18n "admin.badges.badge_grouping"}}</label>
 
       <div class="badge-grouping-control">
         {{combo-box
@@ -61,7 +61,7 @@
     </div>
 
     <div>
-      <label for="description">{{i18n 'admin.badges.description'}}</label>
+      <label for="description">{{i18n "admin.badges.description"}}</label>
       {{#if buffered.system}}
         {{textarea name="description" value=buffered.description disabled=true}}
       {{else}}
@@ -70,7 +70,7 @@
     </div>
 
     <div>
-      <label for="long_description">{{i18n 'admin.badges.long_description'}}</label>
+      <label for="long_description">{{i18n "admin.badges.long_description"}}</label>
       {{#if buffered.system}}
         {{textarea name="long_description" value=buffered.long_description disabled=true}}
       {{else}}
@@ -80,34 +80,34 @@
 
     {{#if siteSettings.enable_badge_sql}}
       <div>
-        <label for="query">{{i18n 'admin.badges.query'}}</label>
+        <label for="query">{{i18n "admin.badges.query"}}</label>
         {{ace-editor content=buffered.query mode="sql" disabled=readOnly}}
       </div>
 
       {{#if hasQuery}}
-        <a href {{action "preview" buffered "false"}}>{{i18n 'admin.badges.preview.link_text'}}</a>
+        <a href {{action "preview" buffered "false"}}>{{i18n "admin.badges.preview.link_text"}}</a>
         |
-        <a href {{action "preview" buffered "true"}}>{{i18n 'admin.badges.preview.plan_text'}}</a>
+        <a href {{action "preview" buffered "true"}}>{{i18n "admin.badges.preview.plan_text"}}</a>
         {{#if preview_loading}}
-          {{i18n 'loading'}}...
+          {{i18n "loading"}}...
         {{/if}}
 
         <div>
           <label>
             {{input type="checkbox" checked=buffered.auto_revoke disabled=readOnly}}
-            {{i18n 'admin.badges.auto_revoke'}}
+            {{i18n "admin.badges.auto_revoke"}}
           </label>
         </div>
 
         <div>
           <label>
             {{input type="checkbox" checked=buffered.target_posts disabled=readOnly}}
-            {{i18n 'admin.badges.target_posts'}}
+            {{i18n "admin.badges.target_posts"}}
           </label>
         </div>
 
         <div>
-          <label for="trigger">{{i18n 'admin.badges.trigger'}}</label>
+          <label for="trigger">{{i18n "admin.badges.trigger"}}</label>
           {{combo-box
             name="trigger"
             value=buffered.trigger
@@ -122,46 +122,46 @@
     <div>
       <label>
         {{input type="checkbox" checked=buffered.allow_title}}
-        {{i18n 'admin.badges.allow_title'}}
+        {{i18n "admin.badges.allow_title"}}
       </label>
     </div>
 
     <div>
       <label>
         {{input type="checkbox" checked=buffered.multiple_grant disabled=readOnly}}
-        {{i18n 'admin.badges.multiple_grant'}}
+        {{i18n "admin.badges.multiple_grant"}}
       </label>
     </div>
 
     <div>
       <label>
         {{input type="checkbox" checked=buffered.listable disabled=readOnly}}
-        {{i18n 'admin.badges.listable'}}
+        {{i18n "admin.badges.listable"}}
       </label>
     </div>
 
     <div>
       <label>
         {{input type="checkbox" checked=buffered.show_posts disabled=readOnly}}
-        {{i18n 'admin.badges.show_posts'}}
+        {{i18n "admin.badges.show_posts"}}
       </label>
     </div>
 
     <div>
       <label>
         {{input type="checkbox" checked=buffered.enabled}}
-        {{i18n 'admin.badges.enabled'}}
+        {{i18n "admin.badges.enabled"}}
       </label>
     </div>
 
-    <div class='buttons'>
+    <div class="buttons">
       {{d-button
         class="btn-primary"
         action=(action "save")
         type="submit"
         disabled=saving
         label="admin.badges.save"}}
-      <span class='saving'>{{savingStatus}}</span>
+      <span class="saving">{{savingStatus}}</span>
       {{#unless readOnly}}
         {{d-button
           action=(action "destroy")
@@ -176,7 +176,7 @@
 {{#if grant_count}}
   <div class="content-body current-badge-actions">
     <div>
-      {{#link-to 'badges.show' this}}{{i18n 'badges.granted' count=grant_count}}{{/link-to}}
+      {{#link-to "badges.show" this}}{{i18n "badges.granted" count=grant_count}}{{/link-to}}
     </div>
   </div>
 {{/if}}
diff --git a/app/assets/javascripts/admin/templates/badges.hbs b/app/assets/javascripts/admin/templates/badges.hbs
index f5ff6c7a0d5..82d77418d35 100644
--- a/app/assets/javascripts/admin/templates/badges.hbs
+++ b/app/assets/javascripts/admin/templates/badges.hbs
@@ -1,26 +1,26 @@
 <div class="badges">
   <div class="badges-header">
-    <h3 class="badges-heading">{{i18n 'admin.badges.title'}}</h3>
+    <h3 class="badges-heading">{{i18n "admin.badges.title"}}</h3>
     <div class="create-new-badge">
-      {{#link-to 'adminBadges.show' 'new' class="btn btn-primary"}}
+      {{#link-to "adminBadges.show" "new" class="btn btn-primary"}}
         {{d-icon "plus"}}
-        <span>{{i18n 'admin.badges.new'}}</span>
+        <span>{{i18n "admin.badges.new"}}</span>
       {{/link-to}}
 
-      {{#link-to 'adminBadges.award' 'new' class="btn"}}
+      {{#link-to "adminBadges.award" "new" class="btn"}}
         {{d-icon "upload"}}
-        <span>{{i18n 'admin.badges.mass_award.title'}}</span>
+        <span>{{i18n "admin.badges.mass_award.title"}}</span>
       {{/link-to}}
     </div>
   </div>
-  <div class='content-list'>
+  <div class="content-list">
     <ul class="admin-badge-list">
       {{#each model as |badge|}}
         <li class="admin-badge-list-item">
           {{#link-to selectedRoute badge.id}}
             {{badge-button badge=badge}}
             {{#if badge.newBadge}}
-              <span class="list-badge">{{i18n 'filters.new.lower_title'}}</span>
+              <span class="list-badge">{{i18n "filters.new.lower_title"}}</span>
             {{/if}}
           {{/link-to}}
         </li>
diff --git a/app/assets/javascripts/admin/templates/components/ace-editor.hbs b/app/assets/javascripts/admin/templates/components/ace-editor.hbs
index c837b2b34ee..b5e30e53238 100644
--- a/app/assets/javascripts/admin/templates/components/ace-editor.hbs
+++ b/app/assets/javascripts/admin/templates/components/ace-editor.hbs
@@ -1 +1 @@
-<div class='ace'>{{content}}</div>
+<div class="ace">{{content}}</div>
diff --git a/app/assets/javascripts/admin/templates/components/admin-editable-field.hbs b/app/assets/javascripts/admin/templates/components/admin-editable-field.hbs
index 05250286a8a..7377a782b90 100644
--- a/app/assets/javascripts/admin/templates/components/admin-editable-field.hbs
+++ b/app/assets/javascripts/admin/templates/components/admin-editable-field.hbs
@@ -1,5 +1,5 @@
-<div class='field'>{{i18n name}}</div>
-<div class='value'>
+<div class="field">{{i18n name}}</div>
+<div class="value">
   {{#if editing}}
     {{text-field value=buffer autofocus="autofocus" autocomplete="discourse"}}
   {{else}}
@@ -8,10 +8,10 @@
     </a>
   {{/if}}
 </div>
-<div class='controls'>
+<div class="controls">
   {{#if editing}}
     {{d-button class="btn-default" action=(action "save") label="admin.user_fields.save"}}
-    <a href {{action "edit"}}>{{i18n 'cancel'}}</a>
+    <a href {{action "edit"}}>{{i18n "cancel"}}</a>
   {{else}}
     {{d-button class="btn-default" action=(action "edit") icon="pencil-alt"}}
   {{/if}}
diff --git a/app/assets/javascripts/admin/templates/components/admin-form-row.hbs b/app/assets/javascripts/admin/templates/components/admin-form-row.hbs
index aee95b67012..4d1163f95e5 100644
--- a/app/assets/javascripts/admin/templates/components/admin-form-row.hbs
+++ b/app/assets/javascripts/admin/templates/components/admin-form-row.hbs
@@ -1,11 +1,11 @@
-<div class='form-element label-area'>
+<div class="form-element label-area">
   {{#if label}}
     <label>{{i18n label}}</label>
   {{else}}
     &nbsp;
   {{/if}}
 </div>
-<div class='form-element input-area'>
+<div class="form-element input-area">
   {{#if wrapLabel}}
     <label>{{yield}}</label>
   {{else}}
diff --git a/app/assets/javascripts/admin/templates/components/admin-nav.hbs b/app/assets/javascripts/admin/templates/components/admin-nav.hbs
index eb705949e54..24ea6ca9b96 100644
--- a/app/assets/javascripts/admin/templates/components/admin-nav.hbs
+++ b/app/assets/javascripts/admin/templates/components/admin-nav.hbs
@@ -1,4 +1,4 @@
-<div class='admin-controls'>
+<div class="admin-controls">
   <nav>
     <ul class="nav nav-pills">
       {{yield}}
diff --git a/app/assets/javascripts/admin/templates/components/admin-report-storage-stats.hbs b/app/assets/javascripts/admin/templates/components/admin-report-storage-stats.hbs
index 246d23be258..9a8986e9e6e 100644
--- a/app/assets/javascripts/admin/templates/components/admin-report-storage-stats.hbs
+++ b/app/assets/javascripts/admin/templates/components/admin-report-storage-stats.hbs
@@ -1,7 +1,7 @@
 {{#if showBackupStats}}
   <div class="backups">
     <h3 class="storage-stats-title">
-      <a href={{get-url '/admin/backups'}}>{{d-icon "archive"}} {{i18n "admin.dashboard.backups"}}</a>
+      <a href={{get-url "/admin/backups"}}>{{d-icon "archive"}} {{i18n "admin.dashboard.backups"}}</a>
     </h3>
     <p>
       {{#if backupStats.free_bytes}}
diff --git a/app/assets/javascripts/admin/templates/components/admin-report-table.hbs b/app/assets/javascripts/admin/templates/components/admin-report-table.hbs
index 8188fb3abda..dca67672988 100644
--- a/app/assets/javascripts/admin/templates/components/admin-report-table.hbs
+++ b/app/assets/javascripts/admin/templates/components/admin-report-table.hbs
@@ -25,7 +25,7 @@
     {{#if showTotalForSample}}
       <tr class="total-row">
         <td colspan={{totalsForSample.length}}>
-          {{i18n 'admin.dashboard.reports.totals_for_sample'}}
+          {{i18n "admin.dashboard.reports.totals_for_sample"}}
         </td>
       </tr>
       <tr class="admin-report-table-row">
@@ -40,7 +40,7 @@
     {{#if showTotal}}
       <tr class="total-row">
         <td colspan="2">
-          {{i18n 'admin.dashboard.reports.total'}}
+          {{i18n "admin.dashboard.reports.total"}}
         </td>
       </tr>
       <tr class="admin-report-table-row">
@@ -52,7 +52,7 @@
     {{#if showAverage}}
       <tr class="total-row">
         <td colspan="2">
-          {{i18n 'admin.dashboard.reports.average_for_sample'}}
+          {{i18n "admin.dashboard.reports.average_for_sample"}}
         </td>
       </tr>
       <tr class="admin-report-table-row">
diff --git a/app/assets/javascripts/admin/templates/components/admin-report-trust-level-counts.hbs b/app/assets/javascripts/admin/templates/components/admin-report-trust-level-counts.hbs
index 3db7af1daa2..ddd2282a165 100644
--- a/app/assets/javascripts/admin/templates/components/admin-report-trust-level-counts.hbs
+++ b/app/assets/javascripts/admin/templates/components/admin-report-trust-level-counts.hbs
@@ -1,6 +1,6 @@
 <td class="title">{{report.title}}</td>
-<td class="value">{{#link-to 'adminUsersList.show' 'newuser'}}{{number (value-at-tl report.data level="0")}}{{/link-to}}</td>
-<td class="value">{{#link-to 'adminUsersList.show' 'basic'}}{{number (value-at-tl report.data level="1")}}{{/link-to}}</td>
-<td class="value">{{#link-to 'adminUsersList.show' 'member'}}{{number (value-at-tl report.data level="2")}}{{/link-to}}</td>
-<td class="value">{{#link-to 'adminUsersList.show' 'regular'}}{{number (value-at-tl report.data level="3")}}{{/link-to}}</td>
-<td class="value">{{#link-to 'adminUsersList.show' 'leader'}}{{number (value-at-tl report.data level="4")}}{{/link-to}}</td>
+<td class="value">{{#link-to "adminUsersList.show" "newuser"}}{{number (value-at-tl report.data level="0")}}{{/link-to}}</td>
+<td class="value">{{#link-to "adminUsersList.show" "basic"}}{{number (value-at-tl report.data level="1")}}{{/link-to}}</td>
+<td class="value">{{#link-to "adminUsersList.show" "member"}}{{number (value-at-tl report.data level="2")}}{{/link-to}}</td>
+<td class="value">{{#link-to "adminUsersList.show" "regular"}}{{number (value-at-tl report.data level="3")}}{{/link-to}}</td>
+<td class="value">{{#link-to "adminUsersList.show" "leader"}}{{number (value-at-tl report.data level="4")}}{{/link-to}}</td>
diff --git a/app/assets/javascripts/admin/templates/components/admin-report.hbs b/app/assets/javascripts/admin/templates/components/admin-report.hbs
index 15d7314622b..eeb78940997 100644
--- a/app/assets/javascripts/admin/templates/components/admin-report.hbs
+++ b/app/assets/javascripts/admin/templates/components/admin-report.hbs
@@ -132,7 +132,7 @@
           {{#if showDatesOptions}}
             <div class="control">
               <span class="label">
-                {{i18n 'admin.dashboard.reports.start_date'}}
+                {{i18n "admin.dashboard.reports.start_date"}}
               </span>
 
               <div class="input">
@@ -145,7 +145,7 @@
 
             <div class="control">
               <span class="label">
-                {{i18n 'admin.dashboard.reports.end_date'}}
+                {{i18n "admin.dashboard.reports.end_date"}}
               </span>
 
               <div class="input">
diff --git a/app/assets/javascripts/admin/templates/components/admin-theme-editor.hbs b/app/assets/javascripts/admin/templates/components/admin-theme-editor.hbs
index 3f9e09eec81..3ebd8f2c866 100644
--- a/app/assets/javascripts/admin/templates/components/admin-theme-editor.hbs
+++ b/app/assets/javascripts/admin/templates/components/admin-theme-editor.hbs
@@ -1,6 +1,6 @@
-<div class='edit-main-nav admin-controls'>
+<div class="edit-main-nav admin-controls">
   <nav>
-    <ul class='nav nav-pills target'>
+    <ul class="nav nav-pills target">
       {{#each visibleTargets as |target|}}
         <li>
           {{#link-to editRouteName
@@ -9,11 +9,11 @@
             fieldName
             replace=true
             title=field.title
-            class=(if target.edited 'edited' 'blank')
+            class=(if target.edited "edited" "blank")
           }}
-            {{#if target.error}}{{d-icon 'exclamation-triangle'}}{{/if}}
+            {{#if target.error}}{{d-icon "exclamation-triangle"}}{{/if}}
             {{#if target.icon}}{{d-icon target.icon}}{{/if}}
-            {{i18n (concat 'admin.customize.theme.' target.name)}}
+            {{i18n (concat "admin.customize.theme." target.name)}}
           {{/link-to}}
         </li>
       {{/each}}
@@ -21,9 +21,9 @@
       {{#if allowAdvanced}}
         <li>
           <a {{action "toggleShowAdvanced"}}
-            class='no-text'
             href
-            title={{i18n (concat "admin.customize.theme." (if showAdvanced "hide_advanced" "show_advanced"))}}>
+            title={{i18n (concat "admin.customize.theme." (if showAdvanced "hide_advanced" "show_advanced"))}}
+            class="no-text">
             {{d-icon (if showAdvanced "angle-double-left" "angle-double-right")}}
           </a>
         </li>
@@ -32,16 +32,16 @@
       <li>
         <label>
           {{input type="checkbox" checked=onlyOverridden click=(action "onlyOverriddenChanged" value="target.checked")}}
-          {{i18n 'admin.customize.theme.hide_unused_fields'}}
+          {{i18n "admin.customize.theme.hide_unused_fields"}}
         </label>
       </li>
     </ul>
   </nav>
 </div>
 
-<div class='admin-controls'>
+<div class="admin-controls">
   <nav>
-    <ul class='nav nav-pills fields'>
+    <ul class="nav nav-pills fields">
       {{#each visibleFields as |field|}}
         <li>
           {{#link-to editRouteName
@@ -50,9 +50,9 @@
             field.name
             replace=true
             title=field.title
-            class=(if field.edited 'edited' 'blank')
+            class=(if field.edited "edited" "blank")
           }}
-            {{#if field.error}}{{d-icon 'exclamation-triangle'}}{{/if}}
+            {{#if field.error}}{{d-icon "exclamation-triangle"}}{{/if}}
             {{#if field.icon}}{{d-icon field.icon}}{{/if}}
             {{field.translatedName}}
           {{/link-to}}
@@ -62,7 +62,7 @@
       {{#if showAddField}}
         <li>
           {{#if addingField}}
-            {{input type=text value=newFieldName enter=(action 'addField') escape-press=(action "cancelAddField")}}
+            {{input type=text value=newFieldName enter=(action "addField") escape-press=(action "cancelAddField")}}
             {{d-button class="ok" action=(action "addField" newFieldName) icon="check"}}
             {{d-button class="cancel" action=(action "cancelAddField") icon="times"}}
           {{else}}
@@ -73,7 +73,7 @@
         </li>
       {{/if}}
 
-      <li class='spacer'></li>
+      <li class="spacer"></li>
       <li>
         <a href {{action "toggleMaximize"}} class="no-text">
           {{d-icon maximizeIcon}}
@@ -84,7 +84,7 @@
 </div>
 
 {{#if error}}
-  <pre class='field-error'>{{error}}</pre>
+  <pre class="field-error">{{error}}</pre>
 {{/if}}
 
 {{ace-editor content=activeSection editorId=editorId mode=activeSectionMode autofocus="true"}}
diff --git a/app/assets/javascripts/admin/templates/components/dashboard-problems.hbs b/app/assets/javascripts/admin/templates/components/dashboard-problems.hbs
index cb8311a4e3c..1160a252133 100644
--- a/app/assets/javascripts/admin/templates/components/dashboard-problems.hbs
+++ b/app/assets/javascripts/admin/templates/components/dashboard-problems.hbs
@@ -3,7 +3,7 @@
     <div class="section-title">
       <h2>
         {{d-icon "heart"}}
-        {{i18n 'admin.dashboard.problems_found'}}
+        {{i18n "admin.dashboard.problems_found"}}
       </h2>
     </div>
 
@@ -19,7 +19,7 @@
 
         <p class="actions">
           {{d-button action=refreshProblems class="btn-default" icon="sync" label="admin.dashboard.refresh_problems"}}
-          {{i18n 'admin.dashboard.last_checked'}}: {{problemsTimestamp}}
+          {{i18n "admin.dashboard.last_checked"}}: {{problemsTimestamp}}
         </p>
       {{/conditional-loading-section}}
     </div>
diff --git a/app/assets/javascripts/admin/templates/components/email-styles-editor.hbs b/app/assets/javascripts/admin/templates/components/email-styles-editor.hbs
index e03feb7cb7b..742c71a5b34 100644
--- a/app/assets/javascripts/admin/templates/components/email-styles-editor.hbs
+++ b/app/assets/javascripts/admin/templates/components/email-styles-editor.hbs
@@ -1,9 +1,9 @@
-<div class='row'>
-  <div class='admin-controls'>
+<div class="row">
+  <div class="admin-controls">
     <nav>
-      <ul class='nav nav-pills'>
-        <li>{{#link-to 'adminCustomizeEmailStyle.edit' 'html' replace=true}}{{i18n 'admin.customize.email_style.html'}}{{/link-to}}</li>
-        <li>{{#link-to 'adminCustomizeEmailStyle.edit' 'css' replace=true}}{{i18n 'admin.customize.email_style.css'}}{{/link-to}}</li>
+      <ul class="nav nav-pills">
+        <li>{{#link-to "adminCustomizeEmailStyle.edit" "html" replace=true}}{{i18n "admin.customize.email_style.html"}}{{/link-to}}</li>
+        <li>{{#link-to "adminCustomizeEmailStyle.edit" "css" replace=true}}{{i18n "admin.customize.email_style.css"}}{{/link-to}}</li>
       </ul>
     </nav>
   </div>
@@ -11,10 +11,10 @@
 
 {{ace-editor content=editorContents mode=currentEditorMode editorId=editorId}}
 
-<div class='admin-footer'>
-  <div class='buttons'>
-    {{#d-button action=(action "reset") disabled=resetDisabled class='btn-default'}}
-      {{i18n 'admin.customize.email_style.reset'}}
+<div class="admin-footer">
+  <div class="buttons">
+    {{#d-button action=(action "reset") disabled=resetDisabled class="btn-default"}}
+      {{i18n "admin.customize.email_style.reset"}}
     {{/d-button}}
   </div>
 </div>
diff --git a/app/assets/javascripts/admin/templates/components/embeddable-host.hbs b/app/assets/javascripts/admin/templates/components/embeddable-host.hbs
index 393cf151659..9c418be5ebf 100644
--- a/app/assets/javascripts/admin/templates/components/embeddable-host.hbs
+++ b/app/assets/javascripts/admin/templates/components/embeddable-host.hbs
@@ -30,6 +30,6 @@
   <td><div class="label">{{i18n "admin.embedding.category"}}</div>{{category-badge host.category}}</td>
   <td class="controls">
     {{d-button icon="pencil-alt" action=(action "edit")}}
-    {{d-button icon="far-trash-alt" action=(action "delete") class='btn-danger'}}
+    {{d-button icon="far-trash-alt" action=(action "delete") class="btn-danger"}}
   </td>
 {{/if}}
diff --git a/app/assets/javascripts/admin/templates/components/embedding-setting.hbs b/app/assets/javascripts/admin/templates/components/embedding-setting.hbs
index eb63c40af9e..5ac27a9981f 100644
--- a/app/assets/javascripts/admin/templates/components/embedding-setting.hbs
+++ b/app/assets/javascripts/admin/templates/components/embedding-setting.hbs
@@ -8,4 +8,4 @@
   {{input value=value id=inputId placeholder=placeholder}}
 {{/if}}
 
-<div class='clearfix'></div>
+<div class="clearfix"></div>
diff --git a/app/assets/javascripts/admin/templates/components/flag-user-lists.hbs b/app/assets/javascripts/admin/templates/components/flag-user-lists.hbs
index 62224b13c14..78b30290ee3 100644
--- a/app/assets/javascripts/admin/templates/components/flag-user-lists.hbs
+++ b/app/assets/javascripts/admin/templates/components/flag-user-lists.hbs
@@ -1,11 +1,11 @@
-<div class='flagged-by'>
-  <div class='user-list-title'>
+<div class="flagged-by">
+  <div class="user-list-title">
     {{i18n "admin.flags.flagged_by"}}
   </div>
-  <div class='flag-users'>
+  <div class="flag-users">
     {{#each flaggedPost.post_actions as |postAction|}}
       {{#flag-user user=postAction.user date=postAction.created_at}}
-        <div class='flagger-flag-type'>
+        <div class="flagger-flag-type">
           {{post-action-title postAction.post_action_type_id postAction.name_key}}
         </div>
         {{user-flag-percentage
@@ -18,11 +18,11 @@
 </div>
 
 {{#if showResolvedBy}}
-  <div class='flagged-post-resolved-by'>
-    <div class='user-list-title'>
+  <div class="flagged-post-resolved-by">
+    <div class="user-list-title">
       {{i18n "admin.flags.resolved_by"}}
     </div>
-    <div class='flag-users'>
+    <div class="flag-users">
       {{#each flaggedPost.post_actions as |postAction|}}
         {{#flag-user user=postAction.disposed_by date=postAction.disposed_at}}
           {{disposition-icon postAction.disposition}}
diff --git a/app/assets/javascripts/admin/templates/components/flag-user.hbs b/app/assets/javascripts/admin/templates/components/flag-user.hbs
index a6a4ce0f95e..0662859c2df 100644
--- a/app/assets/javascripts/admin/templates/components/flag-user.hbs
+++ b/app/assets/javascripts/admin/templates/components/flag-user.hbs
@@ -1,17 +1,17 @@
-<div class='flag-user'>
-  {{#link-to 'adminUser' user.id user.username class='flag-user-avatar'}}
+<div class="flag-user">
+  {{#link-to "adminUser" user.id user.username class="flag-user-avatar"}}
     {{avatar user imageSize="small"}}
   {{/link-to}}
-  <div class='flag-user-details'>
-    <div class='flag-user-who'>
-      {{#link-to 'adminUser' user.id user.username class="flag-user-username"}}
+  <div class="flag-user-details">
+    <div class="flag-user-who">
+      {{#link-to "adminUser" user.id user.username class="flag-user-username"}}
         {{user.username}}
       {{/link-to}}
-      <div class='flag-user-date' title={{raw-date date}}>
+      <div title={{raw-date date}} class="flag-user-date">
         {{format-age date}}
       </div>
     </div>
-    <div class='flag-user-extra'>
+    <div class="flag-user-extra">
       {{yield}}
     </div>
   </div>
diff --git a/app/assets/javascripts/admin/templates/components/inline-edit-checkbox.hbs b/app/assets/javascripts/admin/templates/components/inline-edit-checkbox.hbs
index 7c8e0f280ef..015cd13ad02 100644
--- a/app/assets/javascripts/admin/templates/components/inline-edit-checkbox.hbs
+++ b/app/assets/javascripts/admin/templates/components/inline-edit-checkbox.hbs
@@ -1,4 +1,4 @@
-<label class='checkbox-label'>
+<label class="checkbox-label">
   {{input type="checkbox" disabled=disabled checked=checkedInternal}}
   {{label}}
 </label>
diff --git a/app/assets/javascripts/admin/templates/components/install-theme-item.hbs b/app/assets/javascripts/admin/templates/components/install-theme-item.hbs
index 2697ffe8b92..a44f6837aab 100644
--- a/app/assets/javascripts/admin/templates/components/install-theme-item.hbs
+++ b/app/assets/javascripts/admin/templates/components/install-theme-item.hbs
@@ -1,8 +1,8 @@
 {{radio-button name="install-items" id=value value=value selection=selection}}
 <label class="radio" for={{value}}>
   {{#if showIcon}}
-    {{d-icon 'plus'}}
+    {{d-icon "plus"}}
   {{/if}}
   {{i18n label}}
 </label>
-{{d-icon 'caret-right'}}
+{{d-icon "caret-right"}}
diff --git a/app/assets/javascripts/admin/templates/components/penalty-post-action.hbs b/app/assets/javascripts/admin/templates/components/penalty-post-action.hbs
index b566df7de60..a796f090576 100644
--- a/app/assets/javascripts/admin/templates/components/penalty-post-action.hbs
+++ b/app/assets/javascripts/admin/templates/components/penalty-post-action.hbs
@@ -1,7 +1,7 @@
-<div class='penalty-post-controls'>
+<div class="penalty-post-controls">
   <label>
-    <div class='penalty-post-label'>
-      {{html-safe (i18n 'admin.user.penalty_post_actions')}}
+    <div class="penalty-post-label">
+      {{html-safe (i18n "admin.user.penalty_post_actions")}}
     </div>
   </label>
   {{combo-box
@@ -12,7 +12,7 @@
 </div>
 
 {{#if editing}}
-  <div class='penalty-post-edit'>
+  <div class="penalty-post-edit">
     {{textarea
       value=postEdit
       class="post-editor"}}
diff --git a/app/assets/javascripts/admin/templates/components/resumable-upload.hbs b/app/assets/javascripts/admin/templates/components/resumable-upload.hbs
index dfa89864b75..9186abcbe50 100644
--- a/app/assets/javascripts/admin/templates/components/resumable-upload.hbs
+++ b/app/assets/javascripts/admin/templates/components/resumable-upload.hbs
@@ -1,3 +1,3 @@
 {{uploadingIcon}}
-<span class='ru-label'>{{text}}</span>
-<span class='ru-progress' style={{progressBar}}></span>
+<span class="ru-label">{{text}}</span>
+<span style={{progressBar}} class="ru-progress"></span>
diff --git a/app/assets/javascripts/admin/templates/components/screened-ip-address-form.hbs b/app/assets/javascripts/admin/templates/components/screened-ip-address-form.hbs
index 2be732079ea..488c14fb5ff 100644
--- a/app/assets/javascripts/admin/templates/components/screened-ip-address-form.hbs
+++ b/app/assets/javascripts/admin/templates/components/screened-ip-address-form.hbs
@@ -1,4 +1,4 @@
-<b>{{i18n 'admin.logs.screened_ips.form.label'}}</b>
+<b>{{i18n "admin.logs.screened_ips.form.label"}}</b>
 {{text-field value=ip_address disabled=formSubmitted class="ip-address-input" placeholderKey="admin.logs.screened_ips.form.ip_address" autocorrect="off" autocapitalize="off"}}
 
 {{combo-box
diff --git a/app/assets/javascripts/admin/templates/components/setting-validation-message.hbs b/app/assets/javascripts/admin/templates/components/setting-validation-message.hbs
index 88d59816fe3..61683c73b0e 100644
--- a/app/assets/javascripts/admin/templates/components/setting-validation-message.hbs
+++ b/app/assets/javascripts/admin/templates/components/setting-validation-message.hbs
@@ -1,4 +1,4 @@
-<div class="validation-error {{unless message 'hidden'}}">
+<div class="validation-error {{unless message "hidden"}}">
   {{d-icon "times"}}
   {{message}}
 </div>
diff --git a/app/assets/javascripts/admin/templates/components/silence-details.hbs b/app/assets/javascripts/admin/templates/components/silence-details.hbs
index f34559ec3dc..c0a37f55bb3 100644
--- a/app/assets/javascripts/admin/templates/components/silence-details.hbs
+++ b/app/assets/javascripts/admin/templates/components/silence-details.hbs
@@ -1,7 +1,7 @@
-<div class='reason-controls'>
+<div class="reason-controls">
   <label>
-    <div class='silence-reason-label'>
-      {{html-safe (i18n 'admin.user.silence_reason_label')}}
+    <div class="silence-reason-label">
+      {{html-safe (i18n "admin.user.silence_reason_label")}}
     </div>
   </label>
   {{text-field
@@ -12,7 +12,7 @@
 </div>
 
 <label>
-  <div class='silence-message-label'>
+  <div class="silence-message-label">
     {{i18n "admin.user.silence_message"}}
   </div>
 </label>
diff --git a/app/assets/javascripts/admin/templates/components/site-customization-change-details.hbs b/app/assets/javascripts/admin/templates/components/site-customization-change-details.hbs
index a9ea9cea094..a3358b195b8 100644
--- a/app/assets/javascripts/admin/templates/components/site-customization-change-details.hbs
+++ b/app/assets/javascripts/admin/templates/components/site-customization-change-details.hbs
@@ -1,5 +1,5 @@
 <section class="field">
-  <b>{{i18n 'admin.customize.enabled'}}</b>: {{change.enabled}}
+  <b>{{i18n "admin.customize.enabled"}}</b>: {{change.enabled}}
 </section>
 
 {{site-customization-change-field field=change.stylesheet name="admin.customize.css"}}
diff --git a/app/assets/javascripts/admin/templates/components/site-customization-change-field.hbs b/app/assets/javascripts/admin/templates/components/site-customization-change-field.hbs
index 65fb3b3b66e..b11022cb3c6 100644
--- a/app/assets/javascripts/admin/templates/components/site-customization-change-field.hbs
+++ b/app/assets/javascripts/admin/templates/components/site-customization-change-field.hbs
@@ -1,6 +1,6 @@
 {{#if field}}
   <section class="field">
-    <b>{{i18n name}}</b>: ({{i18n 'character_count' count=field.length}})
+    <b>{{i18n name}}</b>: ({{i18n "character_count" count=field.length}})
     <br>
     {{textarea value=field class="plain"}}
   </section>
diff --git a/app/assets/javascripts/admin/templates/components/site-setting.hbs b/app/assets/javascripts/admin/templates/components/site-setting.hbs
index 6984723cd6a..88f99196928 100644
--- a/app/assets/javascripts/admin/templates/components/site-setting.hbs
+++ b/app/assets/javascripts/admin/templates/components/site-setting.hbs
@@ -1,14 +1,14 @@
-<div class='setting-label'>
+<div class="setting-label">
   <h3>{{settingName}}</h3>
   {{#if defaultIsAvailable}}
-    <a href onClick={{action 'setDefaultValues'}}>{{setting.setDefaultValuesLabel}}</a>
+    <a href onClick={{action "setDefaultValues"}}>{{setting.setDefaultValuesLabel}}</a>
   {{/if}}
 </div>
 <div class="setting-value">
   {{component componentName setting=setting value=buffered.value validationMessage=validationMessage preview=preview isSecret=isSecret allowAny=allowAny}}
 </div>
 {{#if dirty}}
-  <div class='setting-controls'>
+  <div class="setting-controls">
     {{d-button class="ok" action=(action "update") icon="check"}}
     {{d-button class="cancel" action=(action "cancel") icon="times"}}
   </div>
diff --git a/app/assets/javascripts/admin/templates/components/site-settings/category-list.hbs b/app/assets/javascripts/admin/templates/components/site-settings/category-list.hbs
index b9609e28432..a551fd9f126 100644
--- a/app/assets/javascripts/admin/templates/components/site-settings/category-list.hbs
+++ b/app/assets/javascripts/admin/templates/components/site-settings/category-list.hbs
@@ -3,5 +3,5 @@
   onChange=(action "onChangeSelectedCategories")
 }}
 
-<div class='desc'>{{html-safe setting.description}}</div>
+<div class="desc">{{html-safe setting.description}}</div>
 {{setting-validation-message message=validationMessage}}
diff --git a/app/assets/javascripts/admin/templates/components/site-settings/category.hbs b/app/assets/javascripts/admin/templates/components/site-settings/category.hbs
index 4358b408de6..80a793834ea 100644
--- a/app/assets/javascripts/admin/templates/components/site-settings/category.hbs
+++ b/app/assets/javascripts/admin/templates/components/site-settings/category.hbs
@@ -4,4 +4,4 @@
   onChange=(action (mut value))
 }}
 {{setting-validation-message message=validationMessage}}
-<div class='desc'>{{html-safe setting.description}}</div>
+<div class="desc">{{html-safe setting.description}}</div>
diff --git a/app/assets/javascripts/admin/templates/components/site-settings/compact-list.hbs b/app/assets/javascripts/admin/templates/components/site-settings/compact-list.hbs
index 1e7e369b93d..4d37e15e871 100644
--- a/app/assets/javascripts/admin/templates/components/site-settings/compact-list.hbs
+++ b/app/assets/javascripts/admin/templates/components/site-settings/compact-list.hbs
@@ -8,4 +8,4 @@
 }}
 
 {{setting-validation-message message=validationMessage}}
-<div class='desc'>{{html-safe setting.description}}</div>
+<div class="desc">{{html-safe setting.description}}</div>
diff --git a/app/assets/javascripts/admin/templates/components/site-settings/enum.hbs b/app/assets/javascripts/admin/templates/components/site-settings/enum.hbs
index 0b4104086e2..265301db6a4 100644
--- a/app/assets/javascripts/admin/templates/components/site-settings/enum.hbs
+++ b/app/assets/javascripts/admin/templates/components/site-settings/enum.hbs
@@ -14,6 +14,6 @@
 
 {{setting-validation-message message=validationMessage}}
 
-<div class='desc'>
+<div class="desc">
   {{html-safe setting.description}}
 </div>
diff --git a/app/assets/javascripts/admin/templates/components/site-settings/group-list.hbs b/app/assets/javascripts/admin/templates/components/site-settings/group-list.hbs
index 091573eb533..9ad465c8d48 100644
--- a/app/assets/javascripts/admin/templates/components/site-settings/group-list.hbs
+++ b/app/assets/javascripts/admin/templates/components/site-settings/group-list.hbs
@@ -7,4 +7,4 @@
   onChange=(action "onChangeGroupListSetting")
 }}
 {{setting-validation-message message=validationMessage}}
-<div class='desc'>{{html-safe setting.description}}</div>
+<div class="desc">{{html-safe setting.description}}</div>
diff --git a/app/assets/javascripts/admin/templates/components/site-settings/host-list.hbs b/app/assets/javascripts/admin/templates/components/site-settings/host-list.hbs
index 70366aba38c..d1486292ddf 100644
--- a/app/assets/javascripts/admin/templates/components/site-settings/host-list.hbs
+++ b/app/assets/javascripts/admin/templates/components/site-settings/host-list.hbs
@@ -1,3 +1,3 @@
 {{value-list values=value addKey="admin.site_settings.add_host"}}
 {{setting-validation-message message=validationMessage}}
-<div class='desc'>{{html-safe setting.description}}</div>
+<div class="desc">{{html-safe setting.description}}</div>
diff --git a/app/assets/javascripts/admin/templates/components/site-settings/list.hbs b/app/assets/javascripts/admin/templates/components/site-settings/list.hbs
index 090cc2a5f15..753b9ba9871 100644
--- a/app/assets/javascripts/admin/templates/components/site-settings/list.hbs
+++ b/app/assets/javascripts/admin/templates/components/site-settings/list.hbs
@@ -1,3 +1,3 @@
 {{value-list values=value inputDelimiter="|" choices=setting.choices}}
 {{setting-validation-message message=validationMessage}}
-<div class='desc'>{{html-safe setting.description}}</div>
+<div class="desc">{{html-safe setting.description}}</div>
diff --git a/app/assets/javascripts/admin/templates/components/site-settings/secret-list.hbs b/app/assets/javascripts/admin/templates/components/site-settings/secret-list.hbs
index 74519598419..08b9992e882 100644
--- a/app/assets/javascripts/admin/templates/components/site-settings/secret-list.hbs
+++ b/app/assets/javascripts/admin/templates/components/site-settings/secret-list.hbs
@@ -1,3 +1,3 @@
 {{secret-value-list setting=setting values=value isSecret=isSecret}}
 {{setting-validation-message message=validationMessage}}
-<div class='desc'>{{html-safe setting.description}}</div>
+<div class="desc">{{html-safe setting.description}}</div>
diff --git a/app/assets/javascripts/admin/templates/components/site-settings/string.hbs b/app/assets/javascripts/admin/templates/components/site-settings/string.hbs
index 160f041df91..91106e9bddf 100644
--- a/app/assets/javascripts/admin/templates/components/site-settings/string.hbs
+++ b/app/assets/javascripts/admin/templates/components/site-settings/string.hbs
@@ -7,4 +7,4 @@
 {{/if}}
 
 {{setting-validation-message message=validationMessage}}
-<div class='desc'>{{html-safe setting.description}}</div>
+<div class="desc">{{html-safe setting.description}}</div>
diff --git a/app/assets/javascripts/admin/templates/components/site-settings/tag-list.hbs b/app/assets/javascripts/admin/templates/components/site-settings/tag-list.hbs
index 1fb69c595b2..f7519e770dc 100644
--- a/app/assets/javascripts/admin/templates/components/site-settings/tag-list.hbs
+++ b/app/assets/javascripts/admin/templates/components/site-settings/tag-list.hbs
@@ -1,3 +1,3 @@
 {{tag-chooser tags=selectedTags allowCreate=false}}
-<div class='desc'>{{html-safe setting.description}}</div>
+<div class="desc">{{html-safe setting.description}}</div>
 {{setting-validation-message message=validationMessage}}
diff --git a/app/assets/javascripts/admin/templates/components/site-settings/upload.hbs b/app/assets/javascripts/admin/templates/components/site-settings/upload.hbs
index 2758b7be5a0..652f773f362 100644
--- a/app/assets/javascripts/admin/templates/components/site-settings/upload.hbs
+++ b/app/assets/javascripts/admin/templates/components/site-settings/upload.hbs
@@ -1,2 +1,2 @@
 {{site-settings-image-uploader imageUrl=value placeholderUrl=setting.placeholder type="site_setting"}}
-<div class='desc'>{{html-safe setting.description}}</div>
+<div class="desc">{{html-safe setting.description}}</div>
diff --git a/app/assets/javascripts/admin/templates/components/site-settings/uploaded-image-list.hbs b/app/assets/javascripts/admin/templates/components/site-settings/uploaded-image-list.hbs
index 146c9d3722b..bf8148800c3 100644
--- a/app/assets/javascripts/admin/templates/components/site-settings/uploaded-image-list.hbs
+++ b/app/assets/javascripts/admin/templates/components/site-settings/uploaded-image-list.hbs
@@ -1,2 +1,2 @@
 {{d-button label="admin.site_settings.uploaded_image_list.label" action=(action "showUploadModal") actionParam=(hash value=value setting=setting)}}
-<div class='desc'>{{html-safe setting.description}}</div>
+<div class="desc">{{html-safe setting.description}}</div>
diff --git a/app/assets/javascripts/admin/templates/components/site-settings/url-list.hbs b/app/assets/javascripts/admin/templates/components/site-settings/url-list.hbs
index 7a6cdc517ba..7d22100489d 100644
--- a/app/assets/javascripts/admin/templates/components/site-settings/url-list.hbs
+++ b/app/assets/javascripts/admin/templates/components/site-settings/url-list.hbs
@@ -1,3 +1,3 @@
 {{value-list values=value addKey="admin.site_settings.add_url"}}
 {{setting-validation-message message=validationMessage}}
-<div class='desc'>{{html-safe setting.description}}</div>
+<div class="desc">{{html-safe setting.description}}</div>
diff --git a/app/assets/javascripts/admin/templates/components/site-settings/value-list.hbs b/app/assets/javascripts/admin/templates/components/site-settings/value-list.hbs
index 234ec83f3c5..52a0fcc5c9f 100644
--- a/app/assets/javascripts/admin/templates/components/site-settings/value-list.hbs
+++ b/app/assets/javascripts/admin/templates/components/site-settings/value-list.hbs
@@ -1,3 +1,3 @@
 {{value-list values=value}}
 {{setting-validation-message message=validationMessage}}
-<div class='desc'>{{html-safe setting.description}}</div>
+<div class="desc">{{html-safe setting.description}}</div>
diff --git a/app/assets/javascripts/admin/templates/components/site-text-summary.hbs b/app/assets/javascripts/admin/templates/components/site-text-summary.hbs
index c0c7063309b..42323a18340 100644
--- a/app/assets/javascripts/admin/templates/components/site-text-summary.hbs
+++ b/app/assets/javascripts/admin/templates/components/site-text-summary.hbs
@@ -1,5 +1,5 @@
-{{d-button label="admin.site_text.edit" class='btn-default edit' action=editAction actionParam=siteText}}
-<h3 class='site-text-id'>{{siteText.id}}</h3>
-<div class='site-text-value'>{{siteText.value}}</div>
+{{d-button label="admin.site_text.edit" class="btn-default edit" action=editAction actionParam=siteText}}
+<h3 class="site-text-id">{{siteText.id}}</h3>
+<div class="site-text-value">{{siteText.value}}</div>
 
-<div class='clearfix'></div>
+<div class="clearfix"></div>
diff --git a/app/assets/javascripts/admin/templates/components/suspension-details.hbs b/app/assets/javascripts/admin/templates/components/suspension-details.hbs
index 70968ae746a..b7ed0428d3b 100644
--- a/app/assets/javascripts/admin/templates/components/suspension-details.hbs
+++ b/app/assets/javascripts/admin/templates/components/suspension-details.hbs
@@ -1,10 +1,10 @@
-<div class='reason-controls'>
+<div class="reason-controls">
   <label>
-    <div class='suspend-reason-label'>
+    <div class="suspend-reason-label">
       {{#if siteSettings.hide_suspension_reasons}}
-        {{html-safe (i18n 'admin.user.suspend_reason_hidden_label')}}
+        {{html-safe (i18n "admin.user.suspend_reason_hidden_label")}}
       {{else}}
-        {{html-safe (i18n 'admin.user.suspend_reason_label')}}
+        {{html-safe (i18n "admin.user.suspend_reason_label")}}
       {{/if}}
     </div>
   </label>
@@ -15,7 +15,7 @@
 </div>
 
 <label>
-  <div class='suspend-message-label'>
+  <div class="suspend-message-label">
     {{i18n "admin.user.suspend_message"}}
   </div>
 </label>
diff --git a/app/assets/javascripts/admin/templates/components/tags-uploader.hbs b/app/assets/javascripts/admin/templates/components/tags-uploader.hbs
index 62e353810fb..1531feb6776 100644
--- a/app/assets/javascripts/admin/templates/components/tags-uploader.hbs
+++ b/app/assets/javascripts/admin/templates/components/tags-uploader.hbs
@@ -1,6 +1,6 @@
-<label class="btn {{if addDisabled 'disabled'}}">
+<label class="btn {{if addDisabled "disabled"}}">
   {{d-icon "upload"}}
-  {{i18n 'admin.watched_words.form.upload'}}
+  {{i18n "admin.watched_words.form.upload"}}
   <input class="hidden-upload-field" disabled={{addDisabled}} type="file" accept="text/plain,text/csv">
 </label>
-<span class="instructions">{{i18n 'tagging.upload_instructions'}}</span>
+<span class="instructions">{{i18n "tagging.upload_instructions"}}</span>
diff --git a/app/assets/javascripts/admin/templates/components/themes-list-item.hbs b/app/assets/javascripts/admin/templates/components/themes-list-item.hbs
index 0c253e02143..c829fe887d7 100644
--- a/app/assets/javascripts/admin/templates/components/themes-list-item.hbs
+++ b/app/assets/javascripts/admin/templates/components/themes-list-item.hbs
@@ -1,5 +1,5 @@
 <div class="inner-wrapper">
-  {{plugin-outlet name="admin-customize-themes-list-item" connectorTagName='span' args=(hash theme=theme)}}
+  {{plugin-outlet name="admin-customize-themes-list-item" connectorTagName="span" args=(hash theme=theme)}}
 
   <div class="info">
     <span class="name">
diff --git a/app/assets/javascripts/admin/templates/components/themes-list.hbs b/app/assets/javascripts/admin/templates/components/themes-list.hbs
index 2bfbc8843b4..a02fb2f2ce3 100644
--- a/app/assets/javascripts/admin/templates/components/themes-list.hbs
+++ b/app/assets/javascripts/admin/templates/components/themes-list.hbs
@@ -2,13 +2,13 @@
   {{d-button
     action=(action "changeView")
     actionParam=THEMES
-    class=(concat "themes-tab " "tab " (if themesTabActive 'btn-danger active' ''))
+    class=(concat "themes-tab " "tab " (if themesTabActive "btn-danger active" ""))
     label="admin.customize.theme.title"
   }}
   {{d-button
     action=(action "changeView")
     actionParam=COMPONENTS
-    class=(concat "components-tab " "tab " (if componentsTabActive 'btn-danger active' ''))
+    class=(concat "components-tab " "tab " (if componentsTabActive "btn-danger active" ""))
     label="admin.customize.theme.components"
     icon="puzzle-piece"
   }}
diff --git a/app/assets/javascripts/admin/templates/components/value-list.hbs b/app/assets/javascripts/admin/templates/components/value-list.hbs
index a5ade53ee08..853daac745f 100644
--- a/app/assets/javascripts/admin/templates/components/value-list.hbs
+++ b/app/assets/javascripts/admin/templates/components/value-list.hbs
@@ -1,7 +1,7 @@
 {{#if collection}}
-  <div class='values'>
+  <div class="values">
     {{#each collection as |value index|}}
-      <div class='value' data-index={{index}}>
+      <div data-index={{index}} class="value">
         {{d-button
           action=(action "removeValue")
           actionParam=value
diff --git a/app/assets/javascripts/admin/templates/components/watched-word-form.hbs b/app/assets/javascripts/admin/templates/components/watched-word-form.hbs
index 13454f21a55..0aa201b602a 100644
--- a/app/assets/javascripts/admin/templates/components/watched-word-form.hbs
+++ b/app/assets/javascripts/admin/templates/components/watched-word-form.hbs
@@ -1,4 +1,4 @@
-<b>{{i18n 'admin.watched_words.form.label'}}</b>
+<b>{{i18n "admin.watched_words.form.label"}}</b>
 {{text-field value=word disabled=formSubmitted class="watched-word-input" autocorrect="off" autocapitalize="off" placeholderKey=placeholderKey}}
 {{d-button class="btn-default" action=(action "submit") disabled=formSubmitted label="admin.watched_words.form.add"}}
 
diff --git a/app/assets/javascripts/admin/templates/components/watched-word-uploader.hbs b/app/assets/javascripts/admin/templates/components/watched-word-uploader.hbs
index 3b9518186a7..5d92bcc4099 100644
--- a/app/assets/javascripts/admin/templates/components/watched-word-uploader.hbs
+++ b/app/assets/javascripts/admin/templates/components/watched-word-uploader.hbs
@@ -1,6 +1,6 @@
-<label class="btn btn-default {{if addDisabled 'disabled'}}">
+<label class="btn btn-default {{if addDisabled "disabled"}}">
   {{d-icon "upload"}}
-  {{i18n 'admin.watched_words.form.upload'}}
+  {{i18n "admin.watched_words.form.upload"}}
   <input class="hidden-upload-field" disabled={{addDisabled}} type="file" accept="text/plain">
 </label>
-<span class="instructions">{{i18n 'admin.watched_words.one_word_per_line'}}</span>
+<span class="instructions">{{i18n "admin.watched_words.one_word_per_line"}}</span>
diff --git a/app/assets/javascripts/admin/templates/customize-colors-index.hbs b/app/assets/javascripts/admin/templates/customize-colors-index.hbs
index 62bbb7a8fc3..25788d42d47 100644
--- a/app/assets/javascripts/admin/templates/customize-colors-index.hbs
+++ b/app/assets/javascripts/admin/templates/customize-colors-index.hbs
@@ -1 +1 @@
-<p class="about">{{i18n 'admin.customize.colors.about'}}</p>
+<p class="about">{{i18n "admin.customize.colors.about"}}</p>
diff --git a/app/assets/javascripts/admin/templates/customize-colors-show.hbs b/app/assets/javascripts/admin/templates/customize-colors-show.hbs
index 825095909ef..b360a1c26bd 100644
--- a/app/assets/javascripts/admin/templates/customize-colors-show.hbs
+++ b/app/assets/javascripts/admin/templates/customize-colors-show.hbs
@@ -33,16 +33,16 @@
           label="admin.customize.delete"
         }}
       {{/if}}
-      <span class="saving {{unless model.savingStatus 'hidden'}}">{{model.savingStatus}}</span>
+      <span class="saving {{unless model.savingStatus "hidden"}}">{{model.savingStatus}}</span>
     </div>
 
     <br>
 
-    <div class='admin-controls'>
-      <div class='search controls'>
+    <div class="admin-controls">
+      <div class="search controls">
         <label>
           {{input type="checkbox" checked=onlyOverridden}}
-          {{i18n 'admin.settings.show_overriden'}}
+          {{i18n "admin.settings.show_overriden"}}
         </label>
       </div>
     </div>
@@ -52,13 +52,13 @@
         <thead>
           <tr>
             <th></th>
-            <th class="hex">{{i18n 'admin.customize.color'}}</th>
+            <th class="hex">{{i18n "admin.customize.color"}}</th>
             <th></th>
           </tr>
         </thead>
         <tbody>
           {{#each colors as |c|}}
-            <tr class="{{if c.changed 'changed'}} {{if c.valid 'valid' 'invalid'}}">
+            <tr class="{{if c.changed "changed"}} {{if c.valid "valid" "invalid"}}">
               <td class="name" title={{c.name}}>
                 <h3>{{c.translatedName}}</h3>
                 <p class="description">{{c.description}}</p>
@@ -83,7 +83,7 @@
         </tbody>
       </table>
     {{else}}
-      <p>{{i18n 'search.no_results'}}</p>
+      <p>{{i18n "search.no_results"}}</p>
     {{/if}}
   </div>
 </div>
diff --git a/app/assets/javascripts/admin/templates/customize-email-style-edit.hbs b/app/assets/javascripts/admin/templates/customize-email-style-edit.hbs
index 1e68fd0c1a2..17baf199386 100644
--- a/app/assets/javascripts/admin/templates/customize-email-style-edit.hbs
+++ b/app/assets/javascripts/admin/templates/customize-email-style-edit.hbs
@@ -1,8 +1,8 @@
 {{email-styles-editor styles=model fieldName=fieldName}}
 
-<div class='admin-footer'>
-  <div class='buttons'>
-    {{#d-button action=(action "save") disabled=saveDisabled class='btn-primary'}}
+<div class="admin-footer">
+  <div class="buttons">
+    {{#d-button action=(action "save") disabled=saveDisabled class="btn-primary"}}
       {{saveButtonText}}
     {{/d-button}}
   </div>
diff --git a/app/assets/javascripts/admin/templates/customize-email-style.hbs b/app/assets/javascripts/admin/templates/customize-email-style.hbs
index d46e7326039..29047420350 100644
--- a/app/assets/javascripts/admin/templates/customize-email-style.hbs
+++ b/app/assets/javascripts/admin/templates/customize-email-style.hbs
@@ -1,7 +1,7 @@
-<div class='row'>
-  <h2>{{i18n 'admin.customize.email_style.heading'}}</h2>
+<div class="row">
+  <h2>{{i18n "admin.customize.email_style.heading"}}</h2>
 
-  <p>{{i18n 'admin.customize.email_style.instructions'}}</p>
+  <p>{{i18n "admin.customize.email_style.instructions"}}</p>
 </div>
 
 {{outlet}}
diff --git a/app/assets/javascripts/admin/templates/customize-email-templates-edit.hbs b/app/assets/javascripts/admin/templates/customize-email-templates-edit.hbs
index 4b80de8718a..61abefaa727 100644
--- a/app/assets/javascripts/admin/templates/customize-email-templates-edit.hbs
+++ b/app/assets/javascripts/admin/templates/customize-email-templates-edit.hbs
@@ -1,7 +1,7 @@
-<div class='email-template'>
+<div class="email-template">
   <label>{{i18n "admin.customize.email_templates.subject"}}</label>
   {{#if hasMultipleSubjects}}
-    <h3>{{#link-to 'adminSiteText' (query-params q=hasMultipleSubjects)}}{{i18n "admin.customize.email_templates.multiple_subjects"}}{{/link-to}}</h3>
+    <h3>{{#link-to "adminSiteText" (query-params q=hasMultipleSubjects)}}{{i18n "admin.customize.email_templates.multiple_subjects"}}{{/link-to}}</h3>
   {{else}}
     {{input value=buffered.subject}}
   {{/if}}
diff --git a/app/assets/javascripts/admin/templates/customize-themes-edit.hbs b/app/assets/javascripts/admin/templates/customize-themes-edit.hbs
index 5f6d29e953b..31ad084c230 100644
--- a/app/assets/javascripts/admin/templates/customize-themes-edit.hbs
+++ b/app/assets/javascripts/admin/templates/customize-themes-edit.hbs
@@ -1,28 +1,28 @@
-<div class="current-style {{if maximized 'maximized'}}">
-  <div class='wrapper'>
-    <h2>{{i18n 'admin.customize.theme.edit_css_html'}} {{#link-to showRouteName model.id replace=true}}{{model.name}}{{/link-to}}</h2>
+<div class="current-style {{if maximized "maximized"}}">
+  <div class="wrapper">
+    <h2>{{i18n "admin.customize.theme.edit_css_html"}} {{#link-to showRouteName model.id replace=true}}{{model.name}}{{/link-to}}</h2>
 
     {{admin-theme-editor
       theme=model
       editRouteName=editRouteName
       currentTargetName=currentTargetName
       fieldName=fieldName
-      fieldAdded=(action 'fieldAdded')
+      fieldAdded=(action "fieldAdded")
       maximized=maximized
-      onlyOverriddenChanged=(action 'onlyOverriddenChanged')
+      onlyOverriddenChanged=(action "onlyOverriddenChanged")
     }}
 
-    <div class='admin-footer'>
-      <div class='status-actions'>
+    <div class="admin-footer">
+      <div class="status-actions">
         {{#unless model.changed}}
-          <a class='preview-link' href={{previewUrl}} rel="noopener" target='_blank' title={{i18n 'admin.customize.explain_preview'}}>
-            {{i18n 'admin.customize.preview'}}
+          <a href={{previewUrl}} rel="noopener" title={{i18n "admin.customize.explain_preview"}} class="preview-link" target="_blank">
+            {{i18n "admin.customize.preview"}}
           </a>
         {{/unless}}
       </div>
 
-      <div class='buttons'>
-        {{#d-button action=(action "save") disabled=saveDisabled class='btn-primary'}}
+      <div class="buttons">
+        {{#d-button action=(action "save") disabled=saveDisabled class="btn-primary"}}
           {{saveButtonText}}
         {{/d-button}}
       </div>
diff --git a/app/assets/javascripts/admin/templates/customize-themes-show.hbs b/app/assets/javascripts/admin/templates/customize-themes-show.hbs
index ed4dcf0eb18..c391701c15a 100644
--- a/app/assets/javascripts/admin/templates/customize-themes-show.hbs
+++ b/app/assets/javascripts/admin/templates/customize-themes-show.hbs
@@ -45,7 +45,7 @@
         {{i18n "admin.customize.theme.disabled"}}
       {{/if}}
       {{d-button
-        class='btn-default'
+        class="btn-default"
         action=(action "enableComponent")
         icon="check"
         label="admin.customize.theme.enable"}}
@@ -97,31 +97,31 @@
         {{/if}}
 
         {{#if model.remote_theme.commits_behind}}
-          {{#d-button action=(action "updateToLatest") icon="download" class='btn-primary'}}{{i18n "admin.customize.theme.update_to_latest"}}{{/d-button}}
+          {{#d-button action=(action "updateToLatest") icon="download" class="btn-primary"}}{{i18n "admin.customize.theme.update_to_latest"}}{{/d-button}}
         {{else}}
           {{#d-button action=(action "checkForThemeUpdates") icon="sync" class="btn-default"}}{{i18n "admin.customize.theme.check_for_updates"}}{{/d-button}}
         {{/if}}
 
-        <span class='status-message'>
+        <span class="status-message">
           {{#if updatingRemote}}
-            {{i18n 'admin.customize.theme.updating'}}
+            {{i18n "admin.customize.theme.updating"}}
           {{else}}
             {{#if model.remote_theme.commits_behind}}
-              {{i18n 'admin.customize.theme.commits_behind' count=model.remote_theme.commits_behind}}
+              {{i18n "admin.customize.theme.commits_behind" count=model.remote_theme.commits_behind}}
               {{#if model.remote_theme.github_diff_link}}
                 <a href={{model.remote_theme.github_diff_link}}>
-                  {{i18n 'admin.customize.theme.compare_commits'}}
+                  {{i18n "admin.customize.theme.compare_commits"}}
                 </a>
               {{/if}}
             {{else}}
               {{#unless showRemoteError}}
-                {{i18n 'admin.customize.theme.up_to_date'}} {{format-date model.remote_theme.updated_at leaveAgo="true"}}
+                {{i18n "admin.customize.theme.up_to_date"}} {{format-date model.remote_theme.updated_at leaveAgo="true"}}
               {{/unless}}
             {{/if}}
           {{/if}}
         </span>
       {{else}}
-        <span class='status-message'>
+        <span class="status-message">
           {{d-icon "info-circle"}} {{i18n "admin.customize.theme.imported_from_archive"}}
         </span>
       {{/if}}
@@ -159,7 +159,7 @@
       <div class="mini-title">{{i18n "admin.customize.theme.component_of"}}</div>
       <ul>
         {{#each parentThemes as |theme|}}
-          <li>{{#link-to 'adminCustomizeThemes.show' theme replace=true}}{{theme.name}}{{/link-to}}</li>
+          <li>{{#link-to "adminCustomizeThemes.show" theme replace=true}}{{theme.name}}{{/link-to}}</li>
         {{/each}}
       </ul>
     </div>
@@ -203,11 +203,11 @@
   <div class="control-unit">
     <div class="mini-title">{{i18n "admin.customize.theme.uploads"}}</div>
     {{#if model.uploads}}
-      <ul class='removable-list'>
+      <ul class="removable-list">
         {{#each model.uploads as |upload|}}
           <li>
-            <span class='col'>${{upload.name}}: <a href={{upload.url}} rel="noopener" target='_blank'>{{upload.filename}}</a></span>
-            <span class='col'>
+            <span class="col">${{upload.name}}: <a href={{upload.url}} rel="noopener" target="_blank">{{upload.filename}}</a></span>
+            <span class="col">
               {{d-button action=(action "removeUpload") actionParam=upload class="second btn-default btn-default cancel-edit" icon="times"}}
             </span>
           </li>
@@ -241,21 +241,21 @@
     </div>
   {{/if}}
 
-  <a href={{previewUrl}} title={{i18n 'admin.customize.explain_preview'}} rel="noopener" target='_blank' class='btn btn-default'>{{d-icon 'desktop'}}{{i18n 'admin.customize.theme.preview'}}</a>
-  <a class="btn btn-default export" rel="noopener" target="_blank" href={{downloadUrl}}>{{d-icon "download"}} {{i18n 'admin.export_json.button_text'}}</a>
+  <a href={{previewUrl}} title={{i18n "admin.customize.explain_preview"}} rel="noopener" target="_blank" class="btn btn-default">{{d-icon "desktop"}}{{i18n "admin.customize.theme.preview"}}</a>
+  <a class="btn btn-default export" rel="noopener" target="_blank" href={{downloadUrl}}>{{d-icon "download"}} {{i18n "admin.export_json.button_text"}}</a>
 
   {{d-button action=(action "switchType") label="admin.customize.theme.convert" icon=convertIcon class="btn-default btn-normal" title=convertTooltip}}
 
   {{#if model.component}}
     {{#if model.enabled}}
       {{d-button
-        class='btn-default'
+        class="btn-default"
         action=(action "disableComponent")
         icon="ban"
         label="admin.customize.theme.disable"}}
     {{else}}
       {{d-button
-        class='btn-default'
+        class="btn-default"
         action=(action "enableComponent")
         icon="check"
         label="admin.customize.theme.enable"}}
diff --git a/app/assets/javascripts/admin/templates/customize.hbs b/app/assets/javascripts/admin/templates/customize.hbs
index 768eaf29a26..d017abe67f1 100644
--- a/app/assets/javascripts/admin/templates/customize.hbs
+++ b/app/assets/javascripts/admin/templates/customize.hbs
@@ -1,13 +1,13 @@
 {{#admin-nav}}
-  {{nav-item route='adminCustomizeThemes' label='admin.customize.theme.title'}}
-  {{nav-item route='adminCustomize.colors' label='admin.customize.colors.title'}}
-  {{nav-item route='adminSiteText' label='admin.site_text.title'}}
-  {{nav-item route='adminCustomizeEmailTemplates' label='admin.customize.email_templates.title'}}
-  {{nav-item route='adminCustomizeEmailStyle' label='admin.customize.email_style.title'}}
-  {{nav-item route='adminUserFields' label='admin.user_fields.title'}}
-  {{nav-item route='adminEmojis' label='admin.emoji.title'}}
-  {{nav-item route='adminPermalinks' label='admin.permalink.title'}}
-  {{nav-item route='adminEmbedding' label='admin.embedding.title'}}
+  {{nav-item route="adminCustomizeThemes" label="admin.customize.theme.title"}}
+  {{nav-item route="adminCustomize.colors" label="admin.customize.colors.title"}}
+  {{nav-item route="adminSiteText" label="admin.site_text.title"}}
+  {{nav-item route="adminCustomizeEmailTemplates" label="admin.customize.email_templates.title"}}
+  {{nav-item route="adminCustomizeEmailStyle" label="admin.customize.email_style.title"}}
+  {{nav-item route="adminUserFields" label="admin.user_fields.title"}}
+  {{nav-item route="adminEmojis" label="admin.emoji.title"}}
+  {{nav-item route="adminPermalinks" label="admin.permalink.title"}}
+  {{nav-item route="adminEmbedding" label="admin.embedding.title"}}
 {{/admin-nav}}
 
 <div class="admin-container">
diff --git a/app/assets/javascripts/admin/templates/dashboard_general.hbs b/app/assets/javascripts/admin/templates/dashboard_general.hbs
index 94150fef958..2eca2b7d023 100644
--- a/app/assets/javascripts/admin/templates/dashboard_general.hbs
+++ b/app/assets/javascripts/admin/templates/dashboard_general.hbs
@@ -5,7 +5,7 @@
     <div class="period-section">
       <div class="section-title">
         <h2>
-          <a href={{get-url '/admin/dashboard/reports'}}>
+          <a href={{get-url "/admin/dashboard/reports"}}>
             {{i18n "admin.dashboard.community_health"}}
           </a>
         </h2>
@@ -76,10 +76,10 @@
             <div class="counters-list">
               <div class="counters-header">
                 <div class="counters-cell"></div>
-                <div class="counters-cell">{{i18n 'admin.dashboard.reports.today'}}</div>
-                <div class="counters-cell">{{i18n 'admin.dashboard.reports.yesterday'}}</div>
-                <div class="counters-cell">{{i18n 'admin.dashboard.reports.last_7_days'}}</div>
-                <div class="counters-cell">{{i18n 'admin.dashboard.reports.last_30_days'}}</div>
+                <div class="counters-cell">{{i18n "admin.dashboard.reports.today"}}</div>
+                <div class="counters-cell">{{i18n "admin.dashboard.reports.yesterday"}}</div>
+                <div class="counters-cell">{{i18n "admin.dashboard.reports.last_7_days"}}</div>
+                <div class="counters-cell">{{i18n "admin.dashboard.reports.last_30_days"}}</div>
               </div>
 
               {{#each activityMetrics as |metric|}}
diff --git a/app/assets/javascripts/admin/templates/dashboard_moderation.hbs b/app/assets/javascripts/admin/templates/dashboard_moderation.hbs
index 019ffb5990d..06ae3567f67 100644
--- a/app/assets/javascripts/admin/templates/dashboard_moderation.hbs
+++ b/app/assets/javascripts/admin/templates/dashboard_moderation.hbs
@@ -4,7 +4,7 @@
   <div class="moderators-activity section">
     <div class="section-title">
       <h2>
-        <a href={{get-url '/admin/reports/moderators_activity'}}>
+        <a href={{get-url "/admin/reports/moderators_activity"}}>
           {{i18n "admin.dashboard.moderators_activity"}}
         </a>
       </h2>
diff --git a/app/assets/javascripts/admin/templates/dashboard_reports.hbs b/app/assets/javascripts/admin/templates/dashboard_reports.hbs
index e5660e9c50b..83f3ad74eb1 100644
--- a/app/assets/javascripts/admin/templates/dashboard_reports.hbs
+++ b/app/assets/javascripts/admin/templates/dashboard_reports.hbs
@@ -13,7 +13,7 @@
     <ul class="reports-list">
       {{#each filterReports as |report|}}
         <li class="report">
-          {{#link-to 'adminReports.show' report.type}}
+          {{#link-to "adminReports.show" report.type}}
             <h3 class="report-title">{{report.title}}</h3>
             {{#if report.description}}
               <p class="report-description">
diff --git a/app/assets/javascripts/admin/templates/email-advanced-test.hbs b/app/assets/javascripts/admin/templates/email-advanced-test.hbs
index fe55b11009c..8e4b0cbff04 100644
--- a/app/assets/javascripts/admin/templates/email-advanced-test.hbs
+++ b/app/assets/javascripts/admin/templates/email-advanced-test.hbs
@@ -1,7 +1,7 @@
-<p>{{i18n 'admin.email.advanced_test.desc'}}</p>
+<p>{{i18n "admin.email.advanced_test.desc"}}</p>
 
-<div class='email-advanced-test'>
-  <label for="email">{{i18n 'admin.email.advanced_test.email'}}</label>
+<div class="email-advanced-test">
+  <label for="email">{{i18n "admin.email.advanced_test.email"}}</label>
   {{textarea name="email" value=email class="email-body"}}
   {{d-button
     action=(action "run")
@@ -13,12 +13,12 @@
   {{#if format}}
     <hr>
     <div class="text">
-      <h3>{{i18n 'admin.email.advanced_test.text'}}</h3>
+      <h3>{{i18n "admin.email.advanced_test.text"}}</h3>
       <pre class="full-reason">{{html-safe text}}</pre>
     </div>
     <hr>
     <div class="elided">
-      <h3>{{i18n 'admin.email.advanced_test.elided'}}</h3>
+      <h3>{{i18n "admin.email.advanced_test.elided"}}</h3>
       <pre class="full-reason">{{html-safe elided}}</pre>
     </div>
   {{/if}}
diff --git a/app/assets/javascripts/admin/templates/email-bounced.hbs b/app/assets/javascripts/admin/templates/email-bounced.hbs
index 9868012f2c9..85a8ff0d27a 100644
--- a/app/assets/javascripts/admin/templates/email-bounced.hbs
+++ b/app/assets/javascripts/admin/templates/email-bounced.hbs
@@ -1,16 +1,16 @@
 {{#load-more selector=".email-list tr" action=(action "loadMore")}}
-  <table class='table email-list'>
+  <table class="table email-list">
     <thead>
       <tr>
-        <th>{{i18n 'admin.email.time'}}</th>
-        <th>{{i18n 'admin.email.user'}}</th>
-        <th>{{i18n 'admin.email.to_address'}}</th>
-        <th>{{i18n 'admin.email.email_type'}}</th>
+        <th>{{i18n "admin.email.time"}}</th>
+        <th>{{i18n "admin.email.user"}}</th>
+        <th>{{i18n "admin.email.to_address"}}</th>
+        <th>{{i18n "admin.email.email_type"}}</th>
       </tr>
     </thead>
     <tbody>
       <tr class="filters">
-        <td>{{i18n 'admin.email.logs.filters.title'}}</td>
+        <td>{{i18n "admin.email.logs.filters.title"}}</td>
         <td>{{text-field value=filter.user placeholderKey="admin.email.logs.filters.user_placeholder"}}</td>
         <td>{{text-field value=filter.address placeholderKey="admin.email.logs.filters.address_placeholder"}}</td>
         <td>{{text-field value=filter.type placeholderKey="admin.email.logs.filters.type_placeholder"}}</td>
@@ -21,13 +21,13 @@
           <td>{{format-date l.created_at}}</td>
           <td>
             {{#if l.user}}
-              {{#link-to 'adminUser' l.user}}{{avatar l.user imageSize="tiny"}}{{/link-to}}
-              {{#link-to 'adminUser' l.user}}{{l.user.username}}{{/link-to}}
+              {{#link-to "adminUser" l.user}}{{avatar l.user imageSize="tiny"}}{{/link-to}}
+              {{#link-to "adminUser" l.user}}{{l.user.username}}{{/link-to}}
             {{else}}
               &mdash;
             {{/if}}
           </td>
-          <td><a href='mailto:{{l.to_address}}'>{{l.to_address}}</a></td>
+          <td><a href="mailto:{{l.to_address}}">{{l.to_address}}</a></td>
           {{#if l.has_bounce_key}}
             <td><a href {{action "showIncomingEmail" l.id}}>{{l.email_type}}</a></td>
           {{else}}
@@ -36,7 +36,7 @@
         </tr>
       {{else}}
         {{#unless loading}}
-          <tr><td colspan="4">{{i18n 'admin.email.logs.none'}}</td></tr>
+          <tr><td colspan="4">{{i18n "admin.email.logs.none"}}</td></tr>
         {{/unless}}
       {{/each}}
     </tbody>
diff --git a/app/assets/javascripts/admin/templates/email-index.hbs b/app/assets/javascripts/admin/templates/email-index.hbs
index d510b2f4fc0..ddf914fee48 100644
--- a/app/assets/javascripts/admin/templates/email-index.hbs
+++ b/app/assets/javascripts/admin/templates/email-index.hbs
@@ -1,13 +1,13 @@
 <table class="table">
   <tbody>
     <tr>
-      <th>{{i18n 'admin.email.delivery_method'}}</th>
+      <th>{{i18n "admin.email.delivery_method"}}</th>
       <td>{{delivery_method}}</td>
     </tr>
 
     {{#each model.settings as |s|}}
       <tr>
-        <th style='width: 25%'>{{s.name}}</th>
+        <th style="width: 25%">{{s.name}}</th>
         <td>{{s.value}}</td>
       </tr>
     {{/each}}
@@ -15,21 +15,21 @@
 </table>
 
 <form>
-  <div class='admin-controls'>
+  <div class="admin-controls">
     {{#if sendingEmail}}
-      <div class='controls'>{{i18n 'admin.email.sending_test'}}</div>
+      <div class="controls">{{i18n "admin.email.sending_test"}}</div>
     {{else}}
-      <div class='controls'>
+      <div class="controls">
         {{text-field value=testEmailAddress placeholderKey="admin.email.test_email_address"}}
       </div>
-      <div class='controls'>
+      <div class="controls">
         {{d-button
           class="btn-primary"
           action=(action "sendTestEmail")
           disabled=sendTestEmailDisabled
           label="admin.email.send_test"
           type="submit"}}
-        {{#if sentTestEmailMessage}}<span class='result-message'>{{sentTestEmailMessage}}</span>{{/if}}
+        {{#if sentTestEmailMessage}}<span class="result-message">{{sentTestEmailMessage}}</span>{{/if}}
       </div>
     {{/if}}
   </div>
diff --git a/app/assets/javascripts/admin/templates/email-preview-digest.hbs b/app/assets/javascripts/admin/templates/email-preview-digest.hbs
index 82217bacfbf..8d10ac3a8b7 100644
--- a/app/assets/javascripts/admin/templates/email-preview-digest.hbs
+++ b/app/assets/javascripts/admin/templates/email-preview-digest.hbs
@@ -1,26 +1,26 @@
-<p>{{i18n 'admin.email.preview_digest_desc'}}</p>
+<p>{{i18n "admin.email.preview_digest_desc"}}</p>
 
-<div class='admin-controls email-preview'>
-  <div class='controls'>
-    <label for='last-seen'>{{i18n 'admin.email.last_seen_user'}}</label>
+<div class="admin-controls email-preview">
+  <div class="controls">
+    <label for="last-seen">{{i18n "admin.email.last_seen_user"}}</label>
     {{date-picker-past value=lastSeen id="last-seen"}}
-    <label>{{i18n 'admin.email.user'}}:</label>
+    <label>{{i18n "admin.email.user"}}:</label>
     {{user-selector single="true" usernames=username canReceiveUpdates=true}}
     {{d-button
       class="btn-primary digest-refresh-button"
       action=(action "refresh")
       label="admin.email.refresh"}}
     <div class="toggle">
-      <label>{{i18n 'admin.email.format'}}</label>
+      <label>{{i18n "admin.email.format"}}</label>
       {{#if showHtml}}
-        <span>{{i18n 'admin.email.html'}}</span>
+        <span>{{i18n "admin.email.html"}}</span>
          |
         <a href {{action "toggleShowHtml"}}>
-          {{i18n 'admin.email.text'}}
+          {{i18n "admin.email.text"}}
         </a>
       {{else}}
-        <a href {{action "toggleShowHtml"}}>{{i18n 'admin.email.html'}}</a> |
-        <span>{{i18n 'admin.email.text'}}</span>
+        <a href {{action "toggleShowHtml"}}>{{i18n "admin.email.html"}}</a> |
+        <span>{{i18n "admin.email.text"}}</span>
       {{/if}}
     </div>
   </div>
@@ -32,9 +32,9 @@
     {{#if showSendEmailForm}}
       <div class="controls">
         {{#if sendingEmail}}
-          {{i18n 'admin.email.sending_test'}}
+          {{i18n "admin.email.sending_test"}}
         {{else}}
-          <label>{{i18n 'admin.email.send_digest_label'}}</label>
+          <label>{{i18n "admin.email.send_digest_label"}}</label>
           {{text-field value=email placeholderKey="admin.email.test_email_address"}}
           {{d-button
             class="btn-default"
@@ -42,7 +42,7 @@
             disabled=sendEmailDisabled
             label="admin.email.send_digest"}}
           {{#if sentEmail}}
-            <span class='result-message'>{{i18n 'admin.email.sent_test'}}</span>
+            <span class="result-message">{{i18n "admin.email.sent_test"}}</span>
           {{/if}}
         {{/if}}
       </div>
@@ -51,9 +51,9 @@
     <div class="preview-output">
       {{#if showHtml}}
         {{#if htmlEmpty}}
-          <p>{{i18n 'admin.email.no_result'}}</p>
+          <p>{{i18n "admin.email.no_result"}}</p>
         {{else}}
-          <iframe title={{i18n 'admin.email.html_preview'}} srcdoc={{model.html_content}} />
+          <iframe title={{i18n "admin.email.html_preview"}} srcdoc={{model.html_content}} />
         {{/if}}
       {{else}}
         <pre>{{html-safe model.text_content}}</pre>
diff --git a/app/assets/javascripts/admin/templates/email-received.hbs b/app/assets/javascripts/admin/templates/email-received.hbs
index aff40a6601f..e8632cc687d 100644
--- a/app/assets/javascripts/admin/templates/email-received.hbs
+++ b/app/assets/javascripts/admin/templates/email-received.hbs
@@ -1,17 +1,17 @@
 {{#load-more selector=".email-list tr" action=(action "loadMore")}}
-  <table class='table email-list'>
+  <table class="table email-list">
     <thead>
       <tr>
-        <th>{{i18n 'admin.email.time'}}</th>
-        <th>{{i18n 'admin.email.incoming_emails.from_address'}}</th>
-        <th>{{i18n 'admin.email.incoming_emails.to_addresses'}}</th>
-        <th>{{i18n 'admin.email.incoming_emails.subject'}}</th>
+        <th>{{i18n "admin.email.time"}}</th>
+        <th>{{i18n "admin.email.incoming_emails.from_address"}}</th>
+        <th>{{i18n "admin.email.incoming_emails.to_addresses"}}</th>
+        <th>{{i18n "admin.email.incoming_emails.subject"}}</th>
       </tr>
     </thead>
 
     <tbody>
       <tr class="filters">
-        <td>{{i18n 'admin.email.logs.filters.title'}}</td>
+        <td>{{i18n "admin.email.logs.filters.title"}}</td>
         <td>{{text-field value=filter.from placeholderKey="admin.email.incoming_emails.filters.from_placeholder"}}</td>
         <td>{{text-field value=filter.to placeholderKey="admin.email.incoming_emails.filters.to_placeholder"}}</td>
         <td>{{text-field value=filter.subject placeholderKey="admin.email.incoming_emails.filters.subject_placeholder"}}</td>
@@ -23,7 +23,7 @@
           <td class="username">
             <div>
               {{#if email.user}}
-                {{#link-to 'adminUser' email.user}}
+                {{#link-to "adminUser" email.user}}
                   {{avatar email.user imageSize="tiny"}}
                   {{email.from_address}}
                 {{/link-to}}
@@ -49,7 +49,7 @@
           </td>
         </tr>
       {{else}}
-        <tr><td colspan="4">{{i18n 'admin.email.incoming_emails.none'}}</td></tr>
+        <tr><td colspan="4">{{i18n "admin.email.incoming_emails.none"}}</td></tr>
       {{/each}}
     </tbody>
   </table>
diff --git a/app/assets/javascripts/admin/templates/email-rejected.hbs b/app/assets/javascripts/admin/templates/email-rejected.hbs
index 9cc97106603..2338af8d152 100644
--- a/app/assets/javascripts/admin/templates/email-rejected.hbs
+++ b/app/assets/javascripts/admin/templates/email-rejected.hbs
@@ -1,18 +1,18 @@
 {{#load-more selector=".email-list tr" action=(action "loadMore")}}
-  <table class='table email-list'>
+  <table class="table email-list">
     <thead>
       <tr>
-        <th>{{i18n 'admin.email.time'}}</th>
-        <th>{{i18n 'admin.email.incoming_emails.from_address'}}</th>
-        <th>{{i18n 'admin.email.incoming_emails.to_addresses'}}</th>
-        <th>{{i18n 'admin.email.incoming_emails.subject'}}</th>
-        <th>{{i18n 'admin.email.incoming_emails.error'}}</th>
+        <th>{{i18n "admin.email.time"}}</th>
+        <th>{{i18n "admin.email.incoming_emails.from_address"}}</th>
+        <th>{{i18n "admin.email.incoming_emails.to_addresses"}}</th>
+        <th>{{i18n "admin.email.incoming_emails.subject"}}</th>
+        <th>{{i18n "admin.email.incoming_emails.error"}}</th>
       </tr>
     </thead>
 
     <tbody>
       <tr class="filters">
-        <td>{{i18n 'admin.email.logs.filters.title'}}</td>
+        <td>{{i18n "admin.email.logs.filters.title"}}</td>
         <td>{{text-field value=filter.from placeholderKey="admin.email.incoming_emails.filters.from_placeholder"}}</td>
         <td>{{text-field value=filter.to placeholderKey="admin.email.incoming_emails.filters.to_placeholder"}}</td>
         <td>{{text-field value=filter.subject placeholderKey="admin.email.incoming_emails.filters.subject_placeholder"}}</td>
@@ -25,13 +25,13 @@
           <td class="username">
             <div>
               {{#if email.user}}
-                {{#link-to 'adminUser' email.user}}
+                {{#link-to "adminUser" email.user}}
                   {{avatar email.user imageSize="tiny"}}
                   {{email.from_address}}
                 {{/link-to}}
               {{else}}
                 {{#if email.from_address}}
-                  <a href='mailto:{{email.from_address}}'>{{email.from_address}}</a>
+                  <a href="mailto:{{email.from_address}}">{{email.from_address}}</a>
                 {{else}}
                   &mdash;
                 {{/if}}
@@ -52,7 +52,7 @@
           </td>
         </tr>
       {{else}}
-        <tr><td colspan="5">{{i18n 'admin.email.incoming_emails.none'}}</td></tr>
+        <tr><td colspan="5">{{i18n "admin.email.incoming_emails.none"}}</td></tr>
       {{/each}}
     </tbody>
   </table>
diff --git a/app/assets/javascripts/admin/templates/email-sent.hbs b/app/assets/javascripts/admin/templates/email-sent.hbs
index 633b81cb3da..ab0afaaf2da 100644
--- a/app/assets/javascripts/admin/templates/email-sent.hbs
+++ b/app/assets/javascripts/admin/templates/email-sent.hbs
@@ -1,17 +1,17 @@
 {{#load-more selector=".email-list tr" action=(action "loadMore")}}
-  <table class='table email-list'>
+  <table class="table email-list">
     <thead>
       <tr>
-        <th>{{i18n 'admin.email.sent_at'}}</th>
-        <th>{{i18n 'admin.email.user'}}</th>
-        <th>{{i18n 'admin.email.to_address'}}</th>
-        <th>{{i18n 'admin.email.email_type'}}</th>
-        <th>{{i18n 'admin.email.reply_key'}}</th>
+        <th>{{i18n "admin.email.sent_at"}}</th>
+        <th>{{i18n "admin.email.user"}}</th>
+        <th>{{i18n "admin.email.to_address"}}</th>
+        <th>{{i18n "admin.email.email_type"}}</th>
+        <th>{{i18n "admin.email.reply_key"}}</th>
       </tr>
     </thead>
     <tbody>
       <tr class="filters">
-        <td>{{i18n 'admin.email.logs.filters.title'}}</td>
+        <td>{{i18n "admin.email.logs.filters.title"}}</td>
         <td>{{text-field value=filter.user placeholderKey="admin.email.logs.filters.user_placeholder"}}</td>
         <td>{{text-field value=filter.address placeholderKey="admin.email.logs.filters.address_placeholder"}}</td>
         <td>{{text-field value=filter.type placeholderKey="admin.email.logs.filters.type_placeholder"}}</td>
@@ -23,29 +23,29 @@
           <td>{{format-date l.created_at}}</td>
           <td>
             {{#if l.user}}
-              {{#link-to 'adminUser' l.user}}{{avatar l.user imageSize="tiny"}}{{/link-to}}
-              {{#link-to 'adminUser' l.user}}{{l.user.username}}{{/link-to}}
+              {{#link-to "adminUser" l.user}}{{avatar l.user imageSize="tiny"}}{{/link-to}}
+              {{#link-to "adminUser" l.user}}{{l.user.username}}{{/link-to}}
             {{else}}
               &mdash;
             {{/if}}
           </td>
           <td>
             {{#if l.bounced}}{{d-icon "redo" title="admin.email.bounced"}}{{/if}}
-            <a href='mailto:{{l.to_address}}'>{{l.to_address}}</a>
+            <a href="mailto:{{l.to_address}}">{{l.to_address}}</a>
           </td>
           <td>{{l.email_type}}</td>
-          <td class='post-link'>
+          <td class="post-link">
             {{#if l.post_url}}
               <a href={{l.post_url}}>{{l.post_description}}</a>
-              <span class='reply-key'>{{l.reply_key}}</span>
+              <span class="reply-key">{{l.reply_key}}</span>
             {{else}}
-              <span class='reply-key'>{{l.reply_key}}</span>
+              <span class="reply-key">{{l.reply_key}}</span>
             {{/if}}
           </td>
         </tr>
       {{else}}
         {{#unless loading}}
-          <tr><td colspan="5">{{i18n 'admin.email.logs.none'}}</td></tr>
+          <tr><td colspan="5">{{i18n "admin.email.logs.none"}}</td></tr>
         {{/unless}}
       {{/each}}
     </tbody>
diff --git a/app/assets/javascripts/admin/templates/email-skipped.hbs b/app/assets/javascripts/admin/templates/email-skipped.hbs
index da27e86914c..f125beef36c 100644
--- a/app/assets/javascripts/admin/templates/email-skipped.hbs
+++ b/app/assets/javascripts/admin/templates/email-skipped.hbs
@@ -1,17 +1,17 @@
 {{#load-more selector=".email-list tr" action=(action "loadMore")}}
-  <table class='table email-list'>
+  <table class="table email-list">
     <thead>
       <tr>
-        <th>{{i18n 'admin.email.time'}}</th>
-        <th>{{i18n 'admin.email.user'}}</th>
-        <th>{{i18n 'admin.email.to_address'}}</th>
-        <th>{{i18n 'admin.email.email_type'}}</th>
-        <th>{{i18n 'admin.email.skipped_reason'}}</th>
+        <th>{{i18n "admin.email.time"}}</th>
+        <th>{{i18n "admin.email.user"}}</th>
+        <th>{{i18n "admin.email.to_address"}}</th>
+        <th>{{i18n "admin.email.email_type"}}</th>
+        <th>{{i18n "admin.email.skipped_reason"}}</th>
       </tr>
     </thead>
     <tbody>
       <tr class="filters">
-        <td>{{i18n 'admin.email.logs.filters.title'}}</td>
+        <td>{{i18n "admin.email.logs.filters.title"}}</td>
         <td>{{text-field value=filter.user placeholderKey="admin.email.logs.filters.user_placeholder"}}</td>
         <td>{{text-field value=filter.address placeholderKey="admin.email.logs.filters.address_placeholder"}}</td>
         <td>{{text-field value=filter.type placeholderKey="admin.email.logs.filters.type_placeholder"}}</td>
@@ -23,13 +23,13 @@
           <td>{{format-date l.created_at}}</td>
           <td>
             {{#if l.user}}
-              {{#link-to 'adminUser' l.user}}{{avatar l.user imageSize="tiny"}}{{/link-to}}
-              {{#link-to 'adminUser' l.user}}{{l.user.username}}{{/link-to}}
+              {{#link-to "adminUser" l.user}}{{avatar l.user imageSize="tiny"}}{{/link-to}}
+              {{#link-to "adminUser" l.user}}{{l.user.username}}{{/link-to}}
             {{else}}
               &mdash;
             {{/if}}
           </td>
-          <td><a href='mailto:{{l.to_address}}'>{{l.to_address}}</a></td>
+          <td><a href="mailto:{{l.to_address}}">{{l.to_address}}</a></td>
           <td>{{l.email_type}}</td>
           <td>
             {{#if l.post_url}}
@@ -41,7 +41,7 @@
         </tr>
       {{else}}
         {{#unless loading}}
-          <tr><td colspan="5">{{i18n 'admin.email.logs.none'}}</td></tr>
+          <tr><td colspan="5">{{i18n "admin.email.logs.none"}}</td></tr>
         {{/unless}}
       {{/each}}
     </tbody>
diff --git a/app/assets/javascripts/admin/templates/email.hbs b/app/assets/javascripts/admin/templates/email.hbs
index b8a379d8ae8..b61bdcae840 100644
--- a/app/assets/javascripts/admin/templates/email.hbs
+++ b/app/assets/javascripts/admin/templates/email.hbs
@@ -1,13 +1,13 @@
 {{#admin-nav}}
-  {{nav-item route='adminEmail.index' label='admin.email.settings'}}
-  {{nav-item route='adminEmail.previewDigest' label='admin.email.preview_digest'}}
-  {{nav-item route='adminEmail.advancedTest' label='admin.email.advanced_test.title'}}
-  {{nav-item route='adminCustomizeEmailTemplates' label='admin.email.templates'}}
-  {{nav-item route='adminEmail.sent' label='admin.email.sent'}}
-  {{nav-item route='adminEmail.skipped' label='admin.email.skipped'}}
-  {{nav-item route='adminEmail.bounced' label='admin.email.bounced'}}
-  {{nav-item route='adminEmail.received' label='admin.email.received'}}
-  {{nav-item route='adminEmail.rejected' label='admin.email.rejected'}}
+  {{nav-item route="adminEmail.index" label="admin.email.settings"}}
+  {{nav-item route="adminEmail.previewDigest" label="admin.email.preview_digest"}}
+  {{nav-item route="adminEmail.advancedTest" label="admin.email.advanced_test.title"}}
+  {{nav-item route="adminCustomizeEmailTemplates" label="admin.email.templates"}}
+  {{nav-item route="adminEmail.sent" label="admin.email.sent"}}
+  {{nav-item route="adminEmail.skipped" label="admin.email.skipped"}}
+  {{nav-item route="adminEmail.bounced" label="admin.email.bounced"}}
+  {{nav-item route="adminEmail.received" label="admin.email.received"}}
+  {{nav-item route="adminEmail.rejected" label="admin.email.rejected"}}
 {{/admin-nav}}
 
 <div class="admin-container">
diff --git a/app/assets/javascripts/admin/templates/embedding.hbs b/app/assets/javascripts/admin/templates/embedding.hbs
index 4bf9135fce1..b70a9be306f 100644
--- a/app/assets/javascripts/admin/templates/embedding.hbs
+++ b/app/assets/javascripts/admin/templates/embedding.hbs
@@ -1,12 +1,12 @@
-<div class='embeddable-hosts'>
+<div class="embeddable-hosts">
   {{#if embedding.embeddable_hosts}}
-    <table class='embedding grid'>
+    <table class="embedding grid">
       <thead>
-        <th style='width: 25%'>{{i18n "admin.embedding.host"}}</th>
-        <th style='width: 15%'>{{i18n "admin.embedding.class_name"}}</th>
-        <th style='width: 25%'>{{i18n "admin.embedding.path_whitelist"}}</th>
-        <th style='width: 25%'>{{i18n "admin.embedding.category"}}</th>
-        <th style='width: 10%'>&nbsp;</th>
+        <th style="width: 25%">{{i18n "admin.embedding.host"}}</th>
+        <th style="width: 15%">{{i18n "admin.embedding.class_name"}}</th>
+        <th style="width: 25%">{{i18n "admin.embedding.path_whitelist"}}</th>
+        <th style="width: 25%">{{i18n "admin.embedding.category"}}</th>
+        <th style="width: 10%">&nbsp;</th>
       </thead>
       <tbody>
         {{#each embedding.embeddable_hosts as |host|}}
@@ -22,14 +22,14 @@
 </div>
 
 {{#if showSecondary}}
-  <div class='embedding-secondary'>
+  <div class="embedding-secondary">
     <p>{{html-safe (i18n "admin.embedding.sample")}}</p>
     {{highlighted-code code=embeddingCode lang="html"}}
   </div>
 
   <hr>
 
-  <div class='embedding-secondary'>
+  <div class="embedding-secondary">
     <h3>{{i18n "admin.embedding.settings"}}</h3>
 
     {{embedding-setting field="embed_by_username" value=embedding.embed_by_username}}
@@ -41,7 +41,7 @@
     {{embedding-setting field="embed_unlisted" value=embedding.embed_unlisted type="checkbox"}}
   </div>
 
-  <div class='embedding-secondary'>
+  <div class="embedding-secondary">
     <h3>{{i18n "admin.embedding.crawling_settings"}}</h3>
     <p class="description">{{i18n "admin.embedding.crawling_description"}}</p>
 
@@ -58,7 +58,7 @@
                         placeholder="emoji, classname"}}
   </div>
 
-  <div class='embedding-secondary'>
+  <div class="embedding-secondary">
     {{d-button label="admin.embedding.save"
                action=(action "saveChanges")
                class="btn-primary embed-save"
diff --git a/app/assets/javascripts/admin/templates/emojis.hbs b/app/assets/javascripts/admin/templates/emojis.hbs
index f2547b96780..b2935978b38 100644
--- a/app/assets/javascripts/admin/templates/emojis.hbs
+++ b/app/assets/javascripts/admin/templates/emojis.hbs
@@ -1,5 +1,5 @@
-<div class='admin-emojis'>
-  <h1>{{i18n 'admin.emoji.title'}}</h1>
+<div class="admin-emojis">
+  <h1>{{i18n "admin.emoji.title"}}</h1>
 
   <p class="desc">{{i18n "admin.emoji.help"}}</p>
 
diff --git a/app/assets/javascripts/admin/templates/logs.hbs b/app/assets/javascripts/admin/templates/logs.hbs
index b936904999a..194f6ec8bf3 100644
--- a/app/assets/javascripts/admin/templates/logs.hbs
+++ b/app/assets/javascripts/admin/templates/logs.hbs
@@ -1,12 +1,12 @@
 {{#admin-nav}}
-  {{nav-item route='adminLogs.staffActionLogs' label='admin.logs.staff_actions.title'}}
-  {{nav-item route='adminLogs.screenedEmails' label='admin.logs.screened_emails.title'}}
-  {{nav-item route='adminLogs.screenedIpAddresses' label='admin.logs.screened_ips.title'}}
-  {{nav-item route='adminLogs.screenedUrls' label='admin.logs.screened_urls.title'}}
-  {{nav-item route='adminWatchedWords' label='admin.watched_words.title'}}
-  {{nav-item route='adminSearchLogs' label='admin.logs.search_logs.title'}}
+  {{nav-item route="adminLogs.staffActionLogs" label="admin.logs.staff_actions.title"}}
+  {{nav-item route="adminLogs.screenedEmails" label="admin.logs.screened_emails.title"}}
+  {{nav-item route="adminLogs.screenedIpAddresses" label="admin.logs.screened_ips.title"}}
+  {{nav-item route="adminLogs.screenedUrls" label="admin.logs.screened_urls.title"}}
+  {{nav-item route="adminWatchedWords" label="admin.watched_words.title"}}
+  {{nav-item route="adminSearchLogs" label="admin.logs.search_logs.title"}}
   {{#if currentUser.admin}}
-    {{nav-item path='/logs' label='admin.logs.logster.title'}}
+    {{nav-item path="/logs" label="admin.logs.logster.title"}}
   {{/if}}
 {{/admin-nav}}
 
diff --git a/app/assets/javascripts/admin/templates/logs/screened-emails.hbs b/app/assets/javascripts/admin/templates/logs/screened-emails.hbs
index 6cc12397839..17b4316629b 100644
--- a/app/assets/javascripts/admin/templates/logs/screened-emails.hbs
+++ b/app/assets/javascripts/admin/templates/logs/screened-emails.hbs
@@ -1,5 +1,5 @@
 <p>
-  {{i18n 'admin.logs.screened_emails.description'}}
+  {{i18n "admin.logs.screened_emails.description"}}
 </p>
 
 {{d-button
@@ -14,14 +14,14 @@
 {{#conditional-loading-spinner condition=loading}}
   {{#if model.length}}
 
-    <table class='screened-emails grid'>
+    <table class="screened-emails grid">
       <thead>
-        <th class="first email">{{i18n 'admin.logs.screened_emails.email'}}</th>
-        <th class="action">{{i18n 'admin.logs.action'}}</th>
-        <th class="match_count">{{i18n 'admin.logs.match_count'}}</th>
-        <th class="last_match_at">{{i18n 'admin.logs.last_match_at'}}</th>
-        <th class="created_at">{{i18n 'admin.logs.created_at'}}</th>
-        <th class="ip_address">{{i18n 'admin.logs.ip_address'}}</th>
+        <th class="first email">{{i18n "admin.logs.screened_emails.email"}}</th>
+        <th class="action">{{i18n "admin.logs.action"}}</th>
+        <th class="match_count">{{i18n "admin.logs.match_count"}}</th>
+        <th class="last_match_at">{{i18n "admin.logs.last_match_at"}}</th>
+        <th class="created_at">{{i18n "admin.logs.created_at"}}</th>
+        <th class="ip_address">{{i18n "admin.logs.ip_address"}}</th>
         <th class="action"></th>
       </thead>
       <tbody>
@@ -31,9 +31,9 @@
               <div class="overflow-ellipsis" title={{item.email}}>{{item.email}}</div>
             </td>
             <td class="action">{{item.actionName}}</td>
-            <td class="match_count"><div class="label">{{i18n 'admin.logs.match_count'}}</div>{{item.match_count}}</td>
-            <td class="last_match_at"><div class="label">{{i18n 'admin.logs.last_match_at'}}</div>{{age-with-tooltip item.last_match_at}}</td>
-            <td class="created_at"><div class="label">{{i18n 'admin.logs.created_at'}}</div>{{age-with-tooltip item.created_at}}</td>
+            <td class="match_count"><div class="label">{{i18n "admin.logs.match_count"}}</div>{{item.match_count}}</td>
+            <td class="last_match_at"><div class="label">{{i18n "admin.logs.last_match_at"}}</div>{{age-with-tooltip item.last_match_at}}</td>
+            <td class="created_at"><div class="label">{{i18n "admin.logs.created_at"}}</div>{{age-with-tooltip item.created_at}}</td>
             <td class="ip_address">{{item.ip_address}}</td>
             <td class="action">
               {{d-button action=(action "clearBlock") actionParam=item icon="check" label="admin.logs.screened_emails.actions.allow"}}
@@ -44,6 +44,6 @@
     </table>
 
   {{else}}
-    {{i18n 'search.no_results'}}
+    {{i18n "search.no_results"}}
   {{/if}}
 {{/conditional-loading-spinner}}
diff --git a/app/assets/javascripts/admin/templates/logs/screened-urls.hbs b/app/assets/javascripts/admin/templates/logs/screened-urls.hbs
index ab3fcf18832..d48248152d0 100644
--- a/app/assets/javascripts/admin/templates/logs/screened-urls.hbs
+++ b/app/assets/javascripts/admin/templates/logs/screened-urls.hbs
@@ -1,5 +1,5 @@
 <p>
-  {{i18n 'admin.logs.screened_urls.description'}}
+  {{i18n "admin.logs.screened_urls.description"}}
 </p>
   {{d-button
     class="btn-default"
@@ -11,13 +11,13 @@
 
 {{#conditional-loading-spinner condition=loading}}
   {{#if model.length}}
-    <table class='screened-urls grid'>
+    <table class="screened-urls grid">
       <thead>
-        <th class="first domain">{{i18n 'admin.logs.screened_urls.domain'}}</th>
-        <th class="action">{{i18n 'admin.logs.action'}}</th>
-        <th class="match_count">{{i18n 'admin.logs.match_count'}}</th>
-        <th class="last_match_at">{{i18n 'admin.logs.last_match_at'}}</th>
-        <th class="created_at">{{i18n 'admin.logs.created_at'}}</th>
+        <th class="first domain">{{i18n "admin.logs.screened_urls.domain"}}</th>
+        <th class="action">{{i18n "admin.logs.action"}}</th>
+        <th class="match_count">{{i18n "admin.logs.match_count"}}</th>
+        <th class="last_match_at">{{i18n "admin.logs.last_match_at"}}</th>
+        <th class="created_at">{{i18n "admin.logs.created_at"}}</th>
       </thead>
       <tbody>
         {{#each model as |url|}}
@@ -26,14 +26,14 @@
               <div class="overflow-ellipsis" title={{url.domain}}>{{url.domain}}</div>
             </td>
             <td class="col action">{{url.actionName}}</td>
-            <td class="col match_count"><div class="label">{{i18n 'admin.logs.match_count'}}</div>{{url.match_count}}</td>
-            <td class="col last_match_at"><div class="label">{{i18n 'admin.logs.last_match_at'}}</div>{{age-with-tooltip url.last_match_at}}</td>
-            <td class="col created_at"><div class="label">{{i18n 'admin.logs.created_at'}}</div>{{age-with-tooltip url.created_at}}</td>
+            <td class="col match_count"><div class="label">{{i18n "admin.logs.match_count"}}</div>{{url.match_count}}</td>
+            <td class="col last_match_at"><div class="label">{{i18n "admin.logs.last_match_at"}}</div>{{age-with-tooltip url.last_match_at}}</td>
+            <td class="col created_at"><div class="label">{{i18n "admin.logs.created_at"}}</div>{{age-with-tooltip url.created_at}}</td>
           </tr>
         {{/each}}
       </tbody>
     </table>
   {{else}}
-    {{i18n 'search.no_results'}}
+    {{i18n "search.no_results"}}
   {{/if}}
 {{/conditional-loading-spinner}}
diff --git a/app/assets/javascripts/admin/templates/logs/staff-action-logs.hbs b/app/assets/javascripts/admin/templates/logs/staff-action-logs.hbs
index 5a81de8f1df..3996ac24697 100644
--- a/app/assets/javascripts/admin/templates/logs/staff-action-logs.hbs
+++ b/app/assets/javascripts/admin/templates/logs/staff-action-logs.hbs
@@ -1,30 +1,30 @@
 <div class="staff-action-logs-controls">
   {{#if filtersExists}}
-    <div class='staff-action-logs-filters'>
+    <div class="staff-action-logs-filters">
       <a href {{action "clearAllFilters"}} class="clear-filters filter">
-        <span class="label">{{i18n 'admin.logs.staff_actions.clear_filters'}}</span>
+        <span class="label">{{i18n "admin.logs.staff_actions.clear_filters"}}</span>
       </a>
       {{#if actionFilter}}
         <a href {{action "clearFilter" "actionFilter"}} class="filter">
-          <span class="label">{{i18n 'admin.logs.action'}}</span>: {{actionFilter}}
+          <span class="label">{{i18n "admin.logs.action"}}</span>: {{actionFilter}}
           {{d-icon "times-circle"}}
         </a>
       {{/if}}
       {{#if filters.acting_user}}
         <a href {{action "clearFilter" "acting_user"}} class="filter">
-          <span class="label">{{i18n 'admin.logs.staff_actions.staff_user'}}</span>: {{filters.acting_user}}
+          <span class="label">{{i18n "admin.logs.staff_actions.staff_user"}}</span>: {{filters.acting_user}}
           {{d-icon "times-circle"}}
         </a>
       {{/if}}
       {{#if filters.target_user}}
         <a href {{action "clearFilter" "target_user"}} class="filter">
-          <span class="label">{{i18n 'admin.logs.staff_actions.target_user'}}</span>: {{filters.target_user}}
+          <span class="label">{{i18n "admin.logs.staff_actions.target_user"}}</span>: {{filters.target_user}}
           {{d-icon "times-circle"}}
         </a>
       {{/if}}
       {{#if filters.subject}}
         <a href {{action "clearFilter" "subject"}} class="filter">
-          <span class="label">{{i18n 'admin.logs.staff_actions.subject'}}</span>: {{filters.subject}}
+          <span class="label">{{i18n "admin.logs.staff_actions.subject"}}</span>: {{filters.subject}}
           {{d-icon "times-circle"}}
         </a>
       {{/if}}
@@ -47,25 +47,25 @@
 {{#staff-actions}}
   {{#load-more selector=".staff-logs tr" action=(action "loadMore")}}
     {{#if model.content}}
-      <table class='table staff-logs grid'>
+      <table class="table staff-logs grid">
         <thead>
-          <th>{{i18n 'admin.logs.staff_actions.staff_user'}}</th>
-          <th>{{i18n 'admin.logs.action'}}</th>
-          <th>{{i18n 'admin.logs.staff_actions.subject'}}</th>
-          <th>{{i18n 'admin.logs.staff_actions.when'}}</th>
-          <th>{{i18n 'admin.logs.staff_actions.details'}}</th>
-          <th>{{i18n 'admin.logs.staff_actions.context'}}</th>
+          <th>{{i18n "admin.logs.staff_actions.staff_user"}}</th>
+          <th>{{i18n "admin.logs.action"}}</th>
+          <th>{{i18n "admin.logs.staff_actions.subject"}}</th>
+          <th>{{i18n "admin.logs.staff_actions.when"}}</th>
+          <th>{{i18n "admin.logs.staff_actions.details"}}</th>
+          <th>{{i18n "admin.logs.staff_actions.context"}}</th>
         </thead>
         <tbody>
           {{#each model.content as |item|}}
-            <tr class='admin-list-item'>
+            <tr class="admin-list-item">
               <td class="staff-users">
                 <div class="staff-user">
                   {{#if item.acting_user}}
-                    {{#link-to 'adminUser' item.acting_user}}{{avatar item.acting_user imageSize="tiny"}}{{/link-to}}
+                    {{#link-to "adminUser" item.acting_user}}{{avatar item.acting_user imageSize="tiny"}}{{/link-to}}
                     <a href {{action "filterByStaffUser" item.acting_user}}>{{item.acting_user.username}}</a>
                   {{else}}
-                    <span class="deleted-user" title={{i18n 'admin.user.deleted'}}>
+                    <span class="deleted-user" title={{i18n "admin.user.deleted"}}>
                       {{d-icon "far-trash-alt"}}
                     </span>
                   {{/if}}
@@ -77,7 +77,7 @@
               <td class="col value subject">
                 <div class="subject">
                   {{#if item.target_user}}
-                    {{#link-to 'adminUser' item.target_user}}{{avatar item.target_user imageSize="tiny"}}{{/link-to}}
+                    {{#link-to "adminUser" item.target_user}}{{avatar item.target_user imageSize="tiny"}}{{/link-to}}
                     <a href {{action "filterByTargetUser" item.target_user}}>{{item.target_user.username}}</a>
                   {{/if}}
                   {{#if item.subject}}
@@ -90,10 +90,10 @@
                 <div>
                   {{html-safe item.formattedDetails}}
                   {{#if item.useCustomModalForDetails}}
-                    <a href {{action "showCustomDetailsModal" item}}>{{d-icon "info-circle"}} {{i18n 'admin.logs.staff_actions.show'}}</a>
+                    <a href {{action "showCustomDetailsModal" item}}>{{d-icon "info-circle"}} {{i18n "admin.logs.staff_actions.show"}}</a>
                   {{/if}}
                   {{#if item.useModalForDetails}}
-                    <a href {{action "showDetailsModal" item}}>{{d-icon "info-circle"}} {{i18n 'admin.logs.staff_actions.show'}}</a>
+                    <a href {{action "showDetailsModal" item}}>{{d-icon "info-circle"}} {{i18n "admin.logs.staff_actions.show"}}</a>
                   {{/if}}
                 </div>
               </td>
@@ -105,7 +105,7 @@
     {{else if model.loadingMore}}
       {{conditional-loading-spinner condition=model.loadingMore}}
     {{else}}
-      {{i18n 'search.no_results'}}
+      {{i18n "search.no_results"}}
     {{/if}}
   {{/load-more}}
 {{/staff-actions}}
diff --git a/app/assets/javascripts/admin/templates/modal/admin-add-upload.hbs b/app/assets/javascripts/admin/templates/modal/admin-add-upload.hbs
index 160ca685ad3..100a36afce2 100644
--- a/app/assets/javascripts/admin/templates/modal/admin-add-upload.hbs
+++ b/app/assets/javascripts/admin/templates/modal/admin-add-upload.hbs
@@ -1,11 +1,11 @@
-{{#d-modal-body class='add-upload-modal' title="admin.customize.theme.add_upload"}}
+{{#d-modal-body class="add-upload-modal" title="admin.customize.theme.add_upload"}}
   <div class="inputs">
     <section class="field">
-      <input onchange={{action "updateName"}} type="file" id="file-input" accept='*'>
-      <label for="file-input">{{i18n 'admin.customize.theme.upload_file_tip'}}</label>
+      <input onchange={{action "updateName"}} type="file" id="file-input" accept="*">
+      <label for="file-input">{{i18n "admin.customize.theme.upload_file_tip"}}</label>
     </section>
     <section class="field">
-      <label for="theme-variable-name">{{i18n 'admin.customize.theme.variable_name'}}</label>
+      <label for="theme-variable-name">{{i18n "admin.customize.theme.variable_name"}}</label>
       {{input id="theme-variable-name" value=name}}
     </section>
     {{#if fileSelected}}
@@ -17,6 +17,6 @@
 {{/d-modal-body}}
 
 <div class="modal-footer">
-  {{d-button action=(action "upload") disabled=disabled class='btn btn-primary' icon='upload' label='admin.customize.theme.upload'}}
+  {{d-button action=(action "upload") disabled=disabled class="btn btn-primary" icon="upload" label="admin.customize.theme.upload"}}
   {{d-modal-cancel close=(route-action "closeModal")}}
 </div>
diff --git a/app/assets/javascripts/admin/templates/modal/admin-install-theme.hbs b/app/assets/javascripts/admin/templates/modal/admin-install-theme.hbs
index 5ed497ae577..6c8ab043112 100644
--- a/app/assets/javascripts/admin/templates/modal/admin-install-theme.hbs
+++ b/app/assets/javascripts/admin/templates/modal/admin-install-theme.hbs
@@ -1,4 +1,4 @@
-{{#d-modal-body class='upload-selector install-theme' title="admin.customize.theme.install"}}
+{{#d-modal-body class="upload-selector install-theme" title="admin.customize.theme.install"}}
   <div class="install-theme-items">
     {{install-theme-item value="popular" selection=selection label="admin.customize.theme.install_popular"}}
     {{install-theme-item value="local" selection=selection label="admin.customize.theme.install_upload"}}
@@ -13,7 +13,7 @@
             <div class="popular-theme-name">
               <a href={{theme.meta_url}} rel="noopener" target="_blank">
                 {{#if theme.component}}
-                  {{d-icon 'puzzle-piece' title='admin.customize.theme.component'}}
+                  {{d-icon "puzzle-piece" title="admin.customize.theme.component"}}
                 {{/if}}
                 {{theme.name}}
               </a>
@@ -26,7 +26,7 @@
               {{#if theme.installed}}
                 <span>{{i18n "admin.customize.theme.installed"}}</span>
               {{else}}
-                {{d-button class='btn-small'
+                {{d-button class="btn-small"
                   label="admin.customize.theme.install"
                   disabled=installDisabled
                   icon="upload"
@@ -44,38 +44,38 @@
 
     {{#if local}}
       <div class="inputs">
-        <input onchange={{action "uploadLocaleFile"}} type="file" id="file-input" accept='.dcstyle.json,application/json,.tar.gz,application/x-gzip,.zip,application/zip'><br>
-        <span class="description">{{i18n 'admin.customize.theme.import_file_tip'}}</span>
+        <input onchange={{action "uploadLocaleFile"}} type="file" id="file-input" accept=".dcstyle.json,application/json,.tar.gz,application/x-gzip,.zip,application/zip"><br>
+        <span class="description">{{i18n "admin.customize.theme.import_file_tip"}}</span>
       </div>
     {{/if}}
 
     {{#if remote}}
       <div class="inputs">
-        <div class='repo'>
-          <div class="label">{{i18n 'admin.customize.theme.import_web_tip'}}</div>
+        <div class="repo">
+          <div class="label">{{i18n "admin.customize.theme.import_web_tip"}}</div>
           {{input value=uploadUrl placeholder=urlPlaceholder}}
         </div>
 
         {{d-button
           class="btn-small advanced-repo"
           action=(action "toggleAdvanced")
-          label='admin.customize.theme.import_web_advanced'}}
+          label="admin.customize.theme.import_web_advanced"}}
 
         {{#if advancedVisible}}
-          <div class='branch'>
-            <div class="label">{{i18n 'admin.customize.theme.remote_branch'}}</div>
+          <div class="branch">
+            <div class="label">{{i18n "admin.customize.theme.remote_branch"}}</div>
             {{input value=branch placeholder="master"}}
           </div>
 
-          <div class='check-private'>
+          <div class="check-private">
             <label>
               {{input type="checkbox" checked=privateChecked}}
-              {{i18n 'admin.customize.theme.is_private'}}
+              {{i18n "admin.customize.theme.is_private"}}
             </label>
           </div>
           {{#if showPublicKey}}
-            <div class='public-key'>
-              <div class="label">{{i18n 'admin.customize.theme.public_key'}}</div>
+            <div class="public-key">
+              <div class="label">{{i18n "admin.customize.theme.public_key"}}</div>
               {{textarea readonly=true value=publicKey}}
             </div>
           {{/if}}
@@ -103,7 +103,7 @@
 
 {{#unless popular}}
   <div class="modal-footer">
-    {{d-button action=(action "installTheme") disabled=installDisabled class='btn btn-primary' label=submitLabel}}
+    {{d-button action=(action "installTheme") disabled=installDisabled class="btn btn-primary" label=submitLabel}}
     {{d-modal-cancel close=(route-action "closeModal")}}
   </div>
 {{/unless}}
diff --git a/app/assets/javascripts/admin/templates/modal/admin-silence-user.hbs b/app/assets/javascripts/admin/templates/modal/admin-silence-user.hbs
index 0b123cdc6a3..5e18b4cfb40 100644
--- a/app/assets/javascripts/admin/templates/modal/admin-silence-user.hbs
+++ b/app/assets/javascripts/admin/templates/modal/admin-silence-user.hbs
@@ -1,7 +1,7 @@
 {{#d-modal-body title="admin.user.silence_modal_title"}}
   {{#conditional-loading-spinner condition=loadingUser}}
 
-    <div class='until-controls'>
+    <div class="until-controls">
       <label>
         {{future-date-input
           class="silence-until"
diff --git a/app/assets/javascripts/admin/templates/modal/admin-suspend-user.hbs b/app/assets/javascripts/admin/templates/modal/admin-suspend-user.hbs
index a10ecd9c952..24e837efead 100644
--- a/app/assets/javascripts/admin/templates/modal/admin-suspend-user.hbs
+++ b/app/assets/javascripts/admin/templates/modal/admin-suspend-user.hbs
@@ -2,7 +2,7 @@
   {{#conditional-loading-spinner condition=loadingUser}}
 
     {{#if user.canSuspend}}
-      <div class='until-controls'>
+      <div class="until-controls">
         <label>
           {{future-date-input
             class="suspend-until"
@@ -24,7 +24,7 @@
       {{/if}}
 
     {{else}}
-      <div class='cant-suspend'>
+      <div class="cant-suspend">
         {{i18n "admin.user.cant_suspend"}}
       </div>
     {{/if}}
diff --git a/app/assets/javascripts/admin/templates/modal/admin-theme-item.hbs b/app/assets/javascripts/admin/templates/modal/admin-theme-item.hbs
index 724af5ace4d..1a506828195 100644
--- a/app/assets/javascripts/admin/templates/modal/admin-theme-item.hbs
+++ b/app/assets/javascripts/admin/templates/modal/admin-theme-item.hbs
@@ -9,7 +9,7 @@
     {{#if theme.installed}}
       <span>{{i18n "admin.customize.theme.installed"}}</span>
     {{else}}
-      {{d-button class='btn-small'
+      {{d-button class="btn-small"
         label="admin.customize.theme.install"
         disabled=installDisabled
         icon="upload"
diff --git a/app/assets/javascripts/admin/templates/modal/site-setting-default-categories.hbs b/app/assets/javascripts/admin/templates/modal/site-setting-default-categories.hbs
index 38a08b76270..cd3e3c67459 100644
--- a/app/assets/javascripts/admin/templates/modal/site-setting-default-categories.hbs
+++ b/app/assets/javascripts/admin/templates/modal/site-setting-default-categories.hbs
@@ -3,6 +3,6 @@
 {{/d-modal-body}}
 
 <div class="modal-footer">
-  {{d-button action=(action "updateExistingUsers") class='btn-primary' label='admin.site_settings.default_categories.modal_yes'}}
-  {{d-button action=(action "cancel") label='admin.site_settings.default_categories.modal_no'}}
+  {{d-button action=(action "updateExistingUsers") class="btn-primary" label="admin.site_settings.default_categories.modal_yes"}}
+  {{d-button action=(action "cancel") label="admin.site_settings.default_categories.modal_no"}}
 </div>
diff --git a/app/assets/javascripts/admin/templates/permalinks.hbs b/app/assets/javascripts/admin/templates/permalinks.hbs
index a9f1067909c..dcfca2a9187 100644
--- a/app/assets/javascripts/admin/templates/permalinks.hbs
+++ b/app/assets/javascripts/admin/templates/permalinks.hbs
@@ -1,8 +1,8 @@
 <div class="permalink-title">
-  <h2>{{i18n 'admin.permalink.title'}}</h2>
+  <h2>{{i18n "admin.permalink.title"}}</h2>
 </div>
 <div class="permalink-description">
-  <span>{{i18n 'admin.permalink.description'}}</span>
+  <span>{{i18n "admin.permalink.description"}}</span>
 </div>
 <div class="permalink-search">
   {{text-field value=filter class="url-input" placeholderKey="admin.permalink.form.filter" autocorrect="off" autocapitalize="off"}}
@@ -12,10 +12,10 @@
 
 {{#conditional-loading-spinner condition=loading}}
   {{#if model.length}}
-    <table class='admin-logs-table permalinks grid'>
+    <table class="admin-logs-table permalinks grid">
       <thead class="heading-container">
-        <th class="col heading first url">{{i18n 'admin.permalink.url'}}</th>
-        <th class="col heading destination">{{i18n 'admin.permalink.destination'}}</th>
+        <th class="col heading first url">{{i18n "admin.permalink.url"}}</th>
+        <th class="col heading destination">{{i18n "admin.permalink.destination"}}</th>
         <th class="col heading actions"></th>
       </thead>
       <tbody>
@@ -47,6 +47,6 @@
       </tbody>
     </table>
   {{else}}
-    {{i18n 'search.no_results'}}
+    {{i18n "search.no_results"}}
   {{/if}}
 {{/conditional-loading-spinner}}
diff --git a/app/assets/javascripts/admin/templates/plugins.hbs b/app/assets/javascripts/admin/templates/plugins.hbs
index dbe648daef7..9dad110efc4 100644
--- a/app/assets/javascripts/admin/templates/plugins.hbs
+++ b/app/assets/javascripts/admin/templates/plugins.hbs
@@ -1,5 +1,5 @@
-<div class='admin-controls'>
-  <div class='controls'>
+<div class="admin-controls">
+  <div class="controls">
     {{d-button action=(action "toggleMenu") class="menu-toggle" icon="bars"}}
 
     {{#if currentUser.admin}}
@@ -15,7 +15,7 @@
 
 <div class="admin-nav pull-left">
   <ul class="nav nav-stacked">
-    {{nav-item route='adminPlugins.index' label="admin.plugins.title"}}
+    {{nav-item route="adminPlugins.index" label="admin.plugins.title"}}
 
     {{#each adminRoutes as |route|}}
       {{nav-item route=route.full_location label=route.label}}
diff --git a/app/assets/javascripts/admin/templates/search-logs-index.hbs b/app/assets/javascripts/admin/templates/search-logs-index.hbs
index a0cb23a89bc..baf516489d8 100644
--- a/app/assets/javascripts/admin/templates/search-logs-index.hbs
+++ b/app/assets/javascripts/admin/templates/search-logs-index.hbs
@@ -11,28 +11,28 @@
 {{#conditional-loading-spinner condition=loading}}
   {{#if model.length}}
 
-    <table class='search-logs-list grid'>
+    <table class="search-logs-list grid">
       <thead>
-        <th class="col heading term">{{i18n 'admin.logs.search_logs.term'}}</th>
-        <th class="col heading">{{i18n 'admin.logs.search_logs.searches'}}</th>
-        <th class="col heading">{{i18n 'admin.logs.search_logs.click_through_rate'}}</th>
+        <th class="col heading term">{{i18n "admin.logs.search_logs.term"}}</th>
+        <th class="col heading">{{i18n "admin.logs.search_logs.searches"}}</th>
+        <th class="col heading">{{i18n "admin.logs.search_logs.click_through_rate"}}</th>
       </thead>
       <tbody>
         {{#each model as |item|}}
           <tr class="admin-list-item">
             <td class="col term">
-              {{#link-to 'adminSearchLogs.term' (query-params term=item.term period=period) class="test"}}
+              {{#link-to "adminSearchLogs.term" (query-params term=item.term period=period) class="test"}}
                 {{item.term}}
               {{/link-to}}
             </td>
-            <td class="col"><div class="label">{{i18n 'admin.logs.search_logs.searches'}}</div>{{item.searches}}</td>
-            <td class="col"><div class="label">{{i18n 'admin.logs.search_logs.click_through_rate'}}</div>{{item.ctr}}%</td>
+            <td class="col"><div class="label">{{i18n "admin.logs.search_logs.searches"}}</div>{{item.searches}}</td>
+            <td class="col"><div class="label">{{i18n "admin.logs.search_logs.click_through_rate"}}</div>{{item.ctr}}%</td>
           </tr>
         {{/each}}
       </tbody>
     </table>
 
   {{else}}
-    {{i18n 'search.no_results'}}
+    {{i18n "search.no_results"}}
   {{/if}}
 {{/conditional-loading-spinner}}
diff --git a/app/assets/javascripts/admin/templates/search-logs-term.hbs b/app/assets/javascripts/admin/templates/search-logs-term.hbs
index c38b4c9e593..5014fd7b909 100644
--- a/app/assets/javascripts/admin/templates/search-logs-term.hbs
+++ b/app/assets/javascripts/admin/templates/search-logs-term.hbs
@@ -9,7 +9,7 @@
 </div>
 
 <h2>
-  {{#link-to 'full-page-search' (query-params q=term)}}{{term}}{{/link-to}}
+  {{#link-to "full-page-search" (query-params q=term)}}{{term}}{{/link-to}}
 </h2>
 
 {{#conditional-loading-spinner condition=refreshing}}
@@ -19,22 +19,22 @@
   <h2> {{i18n "admin.logs.search_logs.header_search_results"}} </h2>
   <br>
 
-  <div class='header-search-results'>
+  <div class="header-search-results">
     {{#each model.search_result.posts as |result|}}
-      <div class='fps-result'>
-        <div class='author'>
+      <div class="fps-result">
+        <div class="author">
           <a href={{result.userPath}} data-user-card={{result.username}}>
             {{avatar result imageSize="large"}}
           </a>
         </div>
 
-        <div class='fps-topic'>
-          <div class='topic'>
-            <a class='search-link' href={{result.url}}>
-              {{topic-status topic=result.topic disableActions=true}}<span class='topic-title'>{{#highlight-text highlight=term}}{{html-safe result.topic.fancyTitle}}{{/highlight-text}}</span>
+        <div class="fps-topic">
+          <div class="topic">
+            <a href={{result.url}} class="search-link">
+              {{topic-status topic=result.topic disableActions=true}}<span class="topic-title">{{#highlight-text highlight=term}}{{html-safe result.topic.fancyTitle}}{{/highlight-text}}</span>
             </a>
 
-            <div class='search-category'>
+            <div class="search-category">
               {{#if result.topic.category.parentCategory}}
                 {{category-link result.topic.category.parentCategory}}
               {{/if}}
@@ -45,8 +45,8 @@
             </div>
           </div>
 
-          <div class='blurb container'>
-            <span class='date'>
+          <div class="blurb container">
+            <span class="date">
               {{format-age result.created_at}}
               {{#if result.blurb}}
                 -
diff --git a/app/assets/javascripts/admin/templates/site-settings-category.hbs b/app/assets/javascripts/admin/templates/site-settings-category.hbs
index 2e97b008d4e..3703cf3c8fb 100644
--- a/app/assets/javascripts/admin/templates/site-settings-category.hbs
+++ b/app/assets/javascripts/admin/templates/site-settings-category.hbs
@@ -4,10 +4,10 @@
       {{site-setting setting=setting afterSave=(route-action "refreshAll")}}
     {{/each}}
     {{#if category.hasMore}}
-      <p class="warning">{{i18n 'admin.site_settings.more_than_30_results'}}</p>
+      <p class="warning">{{i18n "admin.site_settings.more_than_30_results"}}</p>
     {{/if}}
   {{/d-section}}
 {{else}}
   <br>
-  {{i18n 'admin.site_settings.no_results'}}
+  {{i18n "admin.site_settings.no_results"}}
 {{/if}}
diff --git a/app/assets/javascripts/admin/templates/site-settings.hbs b/app/assets/javascripts/admin/templates/site-settings.hbs
index 01264be5b51..c3166395589 100644
--- a/app/assets/javascripts/admin/templates/site-settings.hbs
+++ b/app/assets/javascripts/admin/templates/site-settings.hbs
@@ -1,14 +1,14 @@
-<div class='admin-controls'>
+<div class="admin-controls">
 
-  <div class='controls'>
+  <div class="controls">
     {{d-button action=(action "toggleMenu") class="menu-toggle" icon="bars"}}
     {{text-field id="setting-filter" value=filter placeholderKey="type_to_filter" class="no-blur"}}
     {{d-button class="btn-default" id="clear-filter" action=(action "clearFilter") label="admin.site_settings.clear_filter"}}
   </div>
-  <div class='search controls'>
+  <div class="search controls">
     <label>
       {{input type="checkbox" checked=onlyOverridden}}
-      {{i18n 'admin.settings.show_overriden'}}
+      {{i18n "admin.settings.show_overriden"}}
     </label>
   </div>
 </div>
@@ -17,7 +17,7 @@
   <ul class="nav nav-stacked">
     {{#each visibleSiteSettings as |category|}}
       <li class={{category.nameKey}}>
-        {{#link-to 'adminSiteSettingsCategory' category.nameKey class=category.nameKey}}
+        {{#link-to "adminSiteSettingsCategory" category.nameKey class=category.nameKey}}
           {{category.name}}
           {{#if category.count}}<span class="count">({{category.count}})</span>{{/if}}
         {{/link-to}}
diff --git a/app/assets/javascripts/admin/templates/site-text-edit.hbs b/app/assets/javascripts/admin/templates/site-text-edit.hbs
index dc42c3ba26d..279a5a5acb8 100644
--- a/app/assets/javascripts/admin/templates/site-text-edit.hbs
+++ b/app/assets/javascripts/admin/templates/site-text-edit.hbs
@@ -1,6 +1,6 @@
-<div class='edit-site-text'>
+<div class="edit-site-text">
 
-  <div class='title'>
+  <div class="title">
     <h3>{{siteText.id}}</h3>
   </div>
 
@@ -12,9 +12,9 @@
     {{/if}}
   {{/save-controls}}
 
-  {{#link-to 'adminSiteText.index' class="go-back"}}
-    {{d-icon 'arrow-left'}}
-    {{i18n 'admin.site_text.go_back'}}
+  {{#link-to "adminSiteText.index" class="go-back"}}
+    {{d-icon "arrow-left"}}
+    {{i18n "admin.site_text.go_back"}}
   {{/link-to}}
 
 </div>
diff --git a/app/assets/javascripts/admin/templates/site-text-index.hbs b/app/assets/javascripts/admin/templates/site-text-index.hbs
index de6b4e707de..fa72cc36f45 100644
--- a/app/assets/javascripts/admin/templates/site-text-index.hbs
+++ b/app/assets/javascripts/admin/templates/site-text-index.hbs
@@ -1,4 +1,4 @@
-<div class='search-area'>
+<div class="search-area">
   <p>{{i18n "admin.site_text.description"}}</p>
 
   {{text-field value=q
@@ -18,7 +18,7 @@
   <p class="filter-options">
     <label>
       {{input type="checkbox" checked=overridden click=(action "toggleOverridden")}}
-      {{i18n 'admin.site_text.show_overriden'}}
+      {{i18n "admin.site_text.show_overriden"}}
     </label>
   </p>
 </div>
@@ -33,6 +33,6 @@
   {{/each}}
 
   {{#if siteTexts.extras.has_more}}
-    <p class="warning">{{i18n 'admin.site_text.more_than_50_results'}}</p>
+    <p class="warning">{{i18n "admin.site_text.more_than_50_results"}}</p>
   {{/if}}
 {{/conditional-loading-spinner}}
diff --git a/app/assets/javascripts/admin/templates/site-text.hbs b/app/assets/javascripts/admin/templates/site-text.hbs
index e12a542d794..5f63ea5b7ef 100644
--- a/app/assets/javascripts/admin/templates/site-text.hbs
+++ b/app/assets/javascripts/admin/templates/site-text.hbs
@@ -1,3 +1,3 @@
-<div class='row site-texts'>
+<div class="row site-texts">
   {{outlet}}
 </div>
diff --git a/app/assets/javascripts/admin/templates/user-badges.hbs b/app/assets/javascripts/admin/templates/user-badges.hbs
index f85db567379..a5e66640d3c 100644
--- a/app/assets/javascripts/admin/templates/user-badges.hbs
+++ b/app/assets/javascripts/admin/templates/user-badges.hbs
@@ -1,21 +1,21 @@
-<div class='admin-controls'>
+<div class="admin-controls">
   <nav>
-    <ul class='nav nav-pills'>
-      <li>{{#link-to 'adminUser' user}}{{d-icon "caret-left"}} &nbsp;{{user.username}}{{/link-to}}</li>
+    <ul class="nav nav-pills">
+      <li>{{#link-to "adminUser" user}}{{d-icon "caret-left"}} &nbsp;{{user.username}}{{/link-to}}</li>
     </ul>
   </nav>
 </div>
 
 {{#conditional-loading-spinner condition=loading}}
-  <div class='admin-container user-badges'>
-    <h2>{{i18n 'admin.badges.grant_badge'}}</h2>
+  <div class="admin-container user-badges">
+    <h2>{{i18n "admin.badges.grant_badge"}}</h2>
     <br>
     {{#if noGrantableBadges}}
-      <p>{{i18n 'admin.badges.no_badges'}}</p>
+      <p>{{i18n "admin.badges.no_badges"}}</p>
     {{else}}
       <form class="form-horizontal">
         <div>
-          <label>{{i18n 'admin.badges.badge'}}</label>
+          <label>{{i18n "admin.badges.badge"}}</label>
           {{combo-box
             filterable=true
             value=selectedBadgeId
@@ -24,8 +24,8 @@
           }}
         </div>
         <div>
-          <label>{{i18n 'admin.badges.reason'}}</label>
-          {{input type="text" value=badgeReason}}<br><small>{{i18n 'admin.badges.reason_help'}}</small>
+          <label>{{i18n "admin.badges.reason"}}</label>
+          {{input type="text" value=badgeReason}}<br><small>{{i18n "admin.badges.reason_help"}}</small>
         </div>
         {{d-button
           class="btn-primary"
@@ -35,25 +35,25 @@
       </form>
     {{/if}}
 
-    <table id='user-badges'>
+    <table id="user-badges">
       <tbody>
         <tr>
-          <th>{{i18n 'admin.badges.badge'}}</th>
-          <th>{{i18n 'admin.badges.granted_by'}}</th>
-          <th class='reason'>{{i18n 'admin.badges.reason'}}</th>
-          <th>{{i18n 'admin.badges.granted_at'}}</th>
+          <th>{{i18n "admin.badges.badge"}}</th>
+          <th>{{i18n "admin.badges.granted_by"}}</th>
+          <th class="reason">{{i18n "admin.badges.reason"}}</th>
+          <th>{{i18n "admin.badges.granted_at"}}</th>
           <th></th>
         </tr>
         {{#each groupedBadges as |userBadge|}}
           <tr>
             <td>{{user-badge badge=userBadge.badge count=userBadge.count}}</td>
             <td>
-              {{#link-to 'adminUser' userBadge.badge.granted_by}}
+              {{#link-to "adminUser" userBadge.badge.granted_by}}
                 {{avatar userBadge.granted_by imageSize="tiny"}}
                 {{userBadge.granted_by.username}}
               {{/link-to}}
             </td>
-            <td class='reason'>
+            <td class="reason">
               {{#if userBadge.postUrl}}
                 <a href={{userBadge.postUrl}}>{{userBadge.topic_title}}</a>
               {{/if}}
@@ -75,7 +75,7 @@
         {{else}}
           <tr>
             <td colspan="5">
-              <p>{{i18n 'admin.badges.no_user_badges' name=user.username}}</p>
+              <p>{{i18n "admin.badges.no_user_badges" name=user.username}}</p>
             </td>
           </tr>
         {{/each}}
diff --git a/app/assets/javascripts/admin/templates/user-fields.hbs b/app/assets/javascripts/admin/templates/user-fields.hbs
index a766d86269b..a14119e92bb 100644
--- a/app/assets/javascripts/admin/templates/user-fields.hbs
+++ b/app/assets/javascripts/admin/templates/user-fields.hbs
@@ -1,7 +1,7 @@
-<div class='user-fields'>
-  <h2>{{i18n 'admin.user_fields.title'}}</h2>
+<div class="user-fields">
+  <h2>{{i18n "admin.user_fields.title"}}</h2>
 
-  <p class="desc">{{i18n 'admin.user_fields.help'}}</p>
+  <p class="desc">{{i18n "admin.user_fields.help"}}</p>
 
   {{#if model}}
     {{#each sortedFields as |uf|}}
diff --git a/app/assets/javascripts/admin/templates/user-index.hbs b/app/assets/javascripts/admin/templates/user-index.hbs
index 6cabbb87add..c23c88a3d6d 100644
--- a/app/assets/javascripts/admin/templates/user-index.hbs
+++ b/app/assets/javascripts/admin/templates/user-index.hbs
@@ -1,4 +1,4 @@
-<section class="details {{unless model.active 'not-activated'}}">
+<section class="details {{unless model.active "not-activated"}}">
   <div class="user-controls">
     {{#if model.canViewProfile}}
       {{#link-to "user" model class="btn btn-default"}}
@@ -604,7 +604,7 @@
     </div>
     <div class="controls">
       {{#if model.flags_received_count}}
-        {{#link-to 'review' (query-params username=model.username type="ReviewableFlaggedPost" status="all") class="btn"}}
+        {{#link-to "review" (query-params username=model.username type="ReviewableFlaggedPost" status="all") class="btn"}}
           {{i18n "admin.user.show_flags_received"}}
         {{/link-to}}
       {{/if}}
diff --git a/app/assets/javascripts/admin/templates/user-tl3-requirements.hbs b/app/assets/javascripts/admin/templates/user-tl3-requirements.hbs
index 8fcc81a7ce5..6a76b438a14 100644
--- a/app/assets/javascripts/admin/templates/user-tl3-requirements.hbs
+++ b/app/assets/javascripts/admin/templates/user-tl3-requirements.hbs
@@ -1,109 +1,109 @@
-<div class='admin-controls'>
+<div class="admin-controls">
   <nav>
     <ul class="nav nav-pills">
-      <li>{{#link-to 'adminUser' model}}{{d-icon "caret-left"}} &nbsp;{{model.username}}{{/link-to}}</li>
-      <li>{{#link-to 'adminUsersList.show' 'member'}}{{i18n 'admin.user.trust_level_2_users'}}{{/link-to}}</li>
+      <li>{{#link-to "adminUser" model}}{{d-icon "caret-left"}} &nbsp;{{model.username}}{{/link-to}}</li>
+      <li>{{#link-to "adminUsersList.show" "member"}}{{i18n "admin.user.trust_level_2_users"}}{{/link-to}}</li>
     </ul>
   </nav>
 </div>
 
 <div class="admin-container tl3-requirements">
-  <h2>{{model.username}} - {{i18n 'admin.user.tl3_requirements.title'}}</h2>
+  <h2>{{model.username}} - {{i18n "admin.user.tl3_requirements.title"}}</h2>
   <br>
-  <p>{{i18n 'admin.user.tl3_requirements.table_title' count=model.tl3Requirements.time_period}}</p>
+  <p>{{i18n "admin.user.tl3_requirements.table_title" count=model.tl3Requirements.time_period}}</p>
 
   <table class="table" style="width: auto;">
     <thead>
       <tr>
         <th></th>
         <th></th>
-        <th>{{i18n 'admin.user.tl3_requirements.value_heading'}}</th>
-        <th>{{i18n 'admin.user.tl3_requirements.requirement_heading'}}</th>
+        <th>{{i18n "admin.user.tl3_requirements.value_heading"}}</th>
+        <th>{{i18n "admin.user.tl3_requirements.requirement_heading"}}</th>
       </tr>
     </thead>
     <tbody>
       <tr>
-        <th>{{i18n 'admin.user.tl3_requirements.visits'}}</th>
+        <th>{{i18n "admin.user.tl3_requirements.visits"}}</th>
         <td>{{check-icon model.tl3Requirements.met.days_visited}}</td>
         <td>
-          {{model.tl3Requirements.days_visited_percent}}% ({{model.tl3Requirements.days_visited}} / {{model.tl3Requirements.time_period}} {{i18n 'admin.user.tl3_requirements.days'}})
+          {{model.tl3Requirements.days_visited_percent}}% ({{model.tl3Requirements.days_visited}} / {{model.tl3Requirements.time_period}} {{i18n "admin.user.tl3_requirements.days"}})
         </td>
         <td>{{model.tl3Requirements.min_days_visited_percent}}%</td>
       </tr>
       <tr>
-        <th>{{i18n 'admin.user.tl3_requirements.topics_replied_to'}}</th>
+        <th>{{i18n "admin.user.tl3_requirements.topics_replied_to"}}</th>
         <td>{{check-icon model.tl3Requirements.met.topics_replied_to}}</td>
         <td>{{model.tl3Requirements.num_topics_replied_to}}</td>
         <td>{{model.tl3Requirements.min_topics_replied_to}}</td>
       </tr>
       <tr>
-        <th>{{i18n 'admin.user.tl3_requirements.topics_viewed'}}</th>
+        <th>{{i18n "admin.user.tl3_requirements.topics_viewed"}}</th>
         <td>{{check-icon model.tl3Requirements.met.topics_viewed}}</td>
         <td>{{model.tl3Requirements.topics_viewed}}</td>
         <td>{{model.tl3Requirements.min_topics_viewed}}</td>
       </tr>
       <tr>
-        <th>{{i18n 'admin.user.tl3_requirements.topics_viewed_all_time'}}</th>
+        <th>{{i18n "admin.user.tl3_requirements.topics_viewed_all_time"}}</th>
         <td>{{check-icon model.tl3Requirements.met.topics_viewed_all_time}}</td>
         <td>{{model.tl3Requirements.topics_viewed_all_time}}</td>
         <td>{{model.tl3Requirements.min_topics_viewed_all_time}}</td>
       </tr>
       <tr>
-        <th>{{i18n 'admin.user.tl3_requirements.posts_read'}}</th>
+        <th>{{i18n "admin.user.tl3_requirements.posts_read"}}</th>
         <td>{{check-icon model.tl3Requirements.met.posts_read}}</td>
         <td>{{model.tl3Requirements.posts_read}}</td>
         <td>{{model.tl3Requirements.min_posts_read}}</td>
       </tr>
       <tr>
-        <th>{{i18n 'admin.user.tl3_requirements.posts_read_all_time'}}</th>
+        <th>{{i18n "admin.user.tl3_requirements.posts_read_all_time"}}</th>
         <td>{{check-icon model.tl3Requirements.met.posts_read_all_time}}</td>
         <td>{{model.tl3Requirements.posts_read_all_time}}</td>
         <td>{{model.tl3Requirements.min_posts_read_all_time}}</td>
       </tr>
       <tr>
-        <th>{{i18n 'admin.user.tl3_requirements.flagged_posts'}}</th>
+        <th>{{i18n "admin.user.tl3_requirements.flagged_posts"}}</th>
         <td>{{check-icon model.tl3Requirements.met.flagged_posts}}</td>
         <td>{{model.tl3Requirements.num_flagged_posts}}</td>
-        <td>{{i18n 'max_of_count' count=model.tl3Requirements.max_flagged_posts}}</td>
+        <td>{{i18n "max_of_count" count=model.tl3Requirements.max_flagged_posts}}</td>
       </tr>
       <tr>
-        <th>{{i18n 'admin.user.tl3_requirements.flagged_by_users'}}</th>
+        <th>{{i18n "admin.user.tl3_requirements.flagged_by_users"}}</th>
         <td>{{check-icon model.tl3Requirements.met.flagged_by_users}}</td>
         <td>{{model.tl3Requirements.num_flagged_by_users}}</td>
-        <td>{{i18n 'max_of_count' count=model.tl3Requirements.max_flagged_by_users}}</td>
+        <td>{{i18n "max_of_count" count=model.tl3Requirements.max_flagged_by_users}}</td>
       </tr>
       <tr>
-        <th>{{i18n 'admin.user.tl3_requirements.likes_given'}}</th>
+        <th>{{i18n "admin.user.tl3_requirements.likes_given"}}</th>
         <td>{{check-icon model.tl3Requirements.met.likes_given}}</td>
         <td>{{model.tl3Requirements.num_likes_given}}</td>
         <td>{{model.tl3Requirements.min_likes_given}}</td>
       </tr>
       <tr>
-        <th>{{i18n 'admin.user.tl3_requirements.likes_received'}}</th>
+        <th>{{i18n "admin.user.tl3_requirements.likes_received"}}</th>
         <td>{{check-icon model.tl3Requirements.met.likes_received}}</td>
         <td>{{model.tl3Requirements.num_likes_received}}</td>
         <td>{{model.tl3Requirements.min_likes_received}}</td>
       </tr>
       <tr>
-        <th>{{i18n 'admin.user.tl3_requirements.likes_received_days'}}</th>
+        <th>{{i18n "admin.user.tl3_requirements.likes_received_days"}}</th>
         <td>{{check-icon model.tl3Requirements.met.likes_received_days}}</td>
         <td>{{model.tl3Requirements.num_likes_received_days}}</td>
         <td>{{model.tl3Requirements.min_likes_received_days}}</td>
       </tr>
       <tr>
-        <th>{{i18n 'admin.user.tl3_requirements.likes_received_users'}}</th>
+        <th>{{i18n "admin.user.tl3_requirements.likes_received_users"}}</th>
         <td>{{check-icon model.tl3Requirements.met.likes_received_users}}</td>
         <td>{{model.tl3Requirements.num_likes_received_users}}</td>
         <td>{{model.tl3Requirements.min_likes_received_users}}</td>
       </tr>
       <tr>
-        <th>{{i18n 'admin.user.tl3_requirements.silenced'}}</th>
+        <th>{{i18n "admin.user.tl3_requirements.silenced"}}</th>
         <td>{{check-icon model.tl3Requirements.met.silenced}}</td>
         <td>{{model.tl3Requirements.penalty_counts.silenced}}</td>
         <td>0</td>
       </tr>
       <tr>
-        <th>{{i18n 'admin.user.tl3_requirements.suspended'}}</th>
+        <th>{{i18n "admin.user.tl3_requirements.suspended"}}</th>
         <td>{{check-icon model.tl3Requirements.met.suspended}}</td>
         <td>{{model.tl3Requirements.penalty_counts.suspended}}</td>
         <td>0</td>
@@ -118,24 +118,24 @@
         {{! tl implicitly not locked }}
         {{#if model.tl3Requirements.on_grace_period}}
           {{d-icon "times"}}
-          {{i18n 'admin.user.tl3_requirements.on_grace_period'}}
+          {{i18n "admin.user.tl3_requirements.on_grace_period"}}
         {{else}}
           {{! not on grace period }}
           {{d-icon "times"}}
-          {{i18n 'admin.user.tl3_requirements.does_not_qualify'}}
-          {{i18n 'admin.user.tl3_requirements.will_be_demoted'}}
+          {{i18n "admin.user.tl3_requirements.does_not_qualify"}}
+          {{i18n "admin.user.tl3_requirements.will_be_demoted"}}
         {{/if}}
       {{else}}
         {{! requirements not lost - remains tl3 }}
         {{#if model.tl3Requirements.trust_level_locked}}
           {{d-icon "lock"}}
-          {{i18n 'admin.user.tl3_requirements.locked_will_not_be_demoted'}}
+          {{i18n "admin.user.tl3_requirements.locked_will_not_be_demoted"}}
         {{else}}
           {{! tl not locked }}
           {{d-icon "check"}}
-          {{i18n 'admin.user.tl3_requirements.qualifies'}}
+          {{i18n "admin.user.tl3_requirements.qualifies"}}
           {{#if model.tl3Requirements.on_grace_period}}
-            {{i18n 'admin.user.tl3_requirements.on_grace_period'}}
+            {{i18n "admin.user.tl3_requirements.on_grace_period"}}
           {{/if}}
         {{/if}}
       {{/if}}
@@ -144,13 +144,13 @@
       {{#if model.tl3Requirements.requirements_met}}
         {{! met & not tl3 - will be promoted}}
         {{d-icon "check"}}
-        {{i18n 'admin.user.tl3_requirements.qualifies'}}
-        {{i18n 'admin.user.tl3_requirements.will_be_promoted'}}
+        {{i18n "admin.user.tl3_requirements.qualifies"}}
+        {{i18n "admin.user.tl3_requirements.will_be_promoted"}}
       {{else}}
         {{! requirements not met - remains regular }}
         {{#if model.tl3Requirements.trust_level_locked}}
           {{d-icon "lock"}}
-          {{i18n 'admin.user.tl3_requirements.locked_will_not_be_promoted'}}
+          {{i18n "admin.user.tl3_requirements.locked_will_not_be_promoted"}}
         {{else}}
           {{d-icon "times"}}
         {{/if}}
diff --git a/app/assets/javascripts/admin/templates/users-list-show.hbs b/app/assets/javascripts/admin/templates/users-list-show.hbs
index 6b0253aeda3..e96f794a678 100644
--- a/app/assets/javascripts/admin/templates/users-list-show.hbs
+++ b/app/assets/javascripts/admin/templates/users-list-show.hbs
@@ -15,65 +15,65 @@
   {{/if}}
 </div>
 
-<div class='username controls'>
+<div class="username controls">
   {{text-field value=listFilter placeholder=searchHint}}
 </div>
 
 {{#load-more selector=".users-list tr" action=(action "loadMore")}}
   {{#if model}}
-    <table class='table users-list grid'>
+    <table class="table users-list grid">
       <thead>
-        {{admin-directory-toggle field="username" i18nKey='username' order=order ascending=ascending}}
-        {{admin-directory-toggle field="email" i18nKey='email' order=order ascending=ascending}}
-        {{admin-directory-toggle field="last_emailed" i18nKey='admin.users.last_emailed' order=order ascending=ascending}}
-        {{admin-directory-toggle field="seen" i18nKey='last_seen' order=order ascending=ascending}}
+        {{admin-directory-toggle field="username" i18nKey="username" order=order ascending=ascending}}
+        {{admin-directory-toggle field="email" i18nKey="email" order=order ascending=ascending}}
+        {{admin-directory-toggle field="last_emailed" i18nKey="admin.users.last_emailed" order=order ascending=ascending}}
+        {{admin-directory-toggle field="seen" i18nKey="last_seen" order=order ascending=ascending}}
         {{admin-directory-toggle field="topics_viewed" i18nKey="admin.user.topics_entered" order=order ascending=ascending}}
         {{admin-directory-toggle field="posts_read" i18nKey="admin.user.posts_read_count" order=order ascending=ascending}}
         {{admin-directory-toggle field="read_time" i18nKey="admin.user.time_read" order=order ascending=ascending}}
         {{admin-directory-toggle field="created" i18nKey="created" order=order ascending=ascending}}
         {{#if siteSettings.must_approve_users}}
-          <th>{{i18n 'admin.users.approved'}}</th>
+          <th>{{i18n "admin.users.approved"}}</th>
         {{/if}}
         <th>&nbsp;</th>
       </thead>
       <tbody>
         {{#each model as |user|}}
-          <tr class="user {{user.selected}} {{unless user.active 'not-activated'}}">
+          <tr class="user {{user.selected}} {{unless user.active "not-activated"}}">
             <td class="username">
               <a href={{user.path}} data-user-card={{user.username}}>
                 {{avatar user imageSize="small"}}
               </a>
-              {{#link-to 'adminUser' user}}{{user.username}}{{/link-to}}
+              {{#link-to "adminUser" user}}{{user.username}}{{/link-to}}
               {{#if user.staged}}
                 {{d-icon "far-envelope" title="user.staged" }}
               {{/if}}
             </td>
-            <td class='email'>
+            <td class="email">
               {{~user.email~}}
             </td>
             <td class="last-emailed">
-              <div class="label">{{i18n 'admin.users.last_emailed'}}</div>
+              <div class="label">{{i18n "admin.users.last_emailed"}}</div>
               <div>{{format-duration user.last_emailed_age}}</div>
             </td>
             <td class="last-seen">
-              <div class="label">{{i18n 'last_seen'}}</div>
+              <div class="label">{{i18n "last_seen"}}</div>
               <div>{{format-duration user.last_seen_age}}</div>
             </td>
             <td class="topics-entered">
-              <div class="label">{{i18n 'admin.user.topics_entered'}}</div>
+              <div class="label">{{i18n "admin.user.topics_entered"}}</div>
               <div>{{number user.topics_entered}}</div>
             </td>
             <td class="posts-read">
-              <div class="label">{{i18n 'admin.user.posts_read_count'}}</div>
+              <div class="label">{{i18n "admin.user.posts_read_count"}}</div>
               <div>{{number user.posts_read_count}}</div>
             </td>
             <td class="time-read">
-              <div class="label">{{i18n 'admin.user.time_read'}}</div>
+              <div class="label">{{i18n "admin.user.time_read"}}</div>
               <div>{{format-duration user.time_read}}</div>
             </td>
 
             <td class="created">
-              <div class="label">{{i18n 'created'}}</div>
+              <div class="label">{{i18n "created"}}</div>
               <div>{{format-duration user.created_at_age}}</div>
             </td>
 
@@ -100,6 +100,6 @@
     {{conditional-loading-spinner condition=refreshing}}
 
   {{else}}
-    <p>{{i18n 'search.no_results'}}</p>
+    <p>{{i18n "search.no_results"}}</p>
   {{/if}}
 {{/load-more}}
diff --git a/app/assets/javascripts/admin/templates/users-list.hbs b/app/assets/javascripts/admin/templates/users-list.hbs
index 2e1fe0c3ab5..27d36849179 100644
--- a/app/assets/javascripts/admin/templates/users-list.hbs
+++ b/app/assets/javascripts/admin/templates/users-list.hbs
@@ -1,13 +1,13 @@
-<div class='admin-controls'>
+<div class="admin-controls">
   <nav>
     <ul class="nav nav-pills">
-      {{nav-item route='adminUsersList.show' routeParam='active' label='admin.users.nav.active'}}
-      {{nav-item route='adminUsersList.show' routeParam='new' label='admin.users.nav.new'}}
-      {{nav-item route='adminUsersList.show' routeParam='staff' label='admin.users.nav.staff'}}
-      {{nav-item route='adminUsersList.show' routeParam='suspended' label='admin.users.nav.suspended'}}
-      {{nav-item route='adminUsersList.show' routeParam='silenced' label='admin.users.nav.silenced'}}
-      {{nav-item route='adminUsersList.show' routeParam='staged' label='admin.users.nav.staged'}}
-      {{nav-item route='groups' label='groups.index.title'}}
+      {{nav-item route="adminUsersList.show" routeParam="active" label="admin.users.nav.active"}}
+      {{nav-item route="adminUsersList.show" routeParam="new" label="admin.users.nav.new"}}
+      {{nav-item route="adminUsersList.show" routeParam="staff" label="admin.users.nav.staff"}}
+      {{nav-item route="adminUsersList.show" routeParam="suspended" label="admin.users.nav.suspended"}}
+      {{nav-item route="adminUsersList.show" routeParam="silenced" label="admin.users.nav.silenced"}}
+      {{nav-item route="adminUsersList.show" routeParam="staged" label="admin.users.nav.staged"}}
+      {{nav-item route="groups" label="groups.index.title"}}
 
       <li class="admin-actions">
         {{#if currentUser.can_invite_to_forum}}
diff --git a/app/assets/javascripts/admin/templates/watched-words-action.hbs b/app/assets/javascripts/admin/templates/watched-words-action.hbs
index 68222ccedb9..4f15862a8a6 100644
--- a/app/assets/javascripts/admin/templates/watched-words-action.hbs
+++ b/app/assets/javascripts/admin/templates/watched-words-action.hbs
@@ -24,7 +24,7 @@
 <div>
   <label class="show-words-checkbox">
     {{input type="checkbox" checked=adminWatchedWords.showWords disabled=adminWatchedWords.disableShowWords}}
-    {{i18n 'admin.watched_words.show_words'}}
+    {{i18n "admin.watched_words.show_words"}}
   </label>
 </div>
 <div class="watched-words-list">
@@ -33,7 +33,7 @@
       <div class="watched-word-box">{{admin-watched-word word=word action=(action "recordRemoved")}}</div>
     {{/each}}
   {{else}}
-    {{i18n 'admin.watched_words.word_count' count=wordCount}}
+    {{i18n "admin.watched_words.word_count" count=wordCount}}
   {{/if}}
 </div>
 
diff --git a/app/assets/javascripts/admin/templates/watched-words.hbs b/app/assets/javascripts/admin/templates/watched-words.hbs
index 68977211979..02f81d78661 100644
--- a/app/assets/javascripts/admin/templates/watched-words.hbs
+++ b/app/assets/javascripts/admin/templates/watched-words.hbs
@@ -1,5 +1,5 @@
-<div class='admin-controls'>
-  <div class='controls'>
+<div class="admin-controls">
+  <div class="controls">
     {{d-button action=(action "toggleMenu") class="menu-toggle" icon="bars"}}
     {{text-field value=filter placeholderKey="admin.watched_words.search" class="no-blur"}}
     {{d-button action=(action "clearFilter") label="admin.watched_words.clear_filter"}}
@@ -10,7 +10,7 @@
   <ul class="nav nav-stacked">
     {{#each model as |action|}}
       <li class={{action.nameKey}}>
-        {{#link-to 'adminWatchedWords.action' action.nameKey}}
+        {{#link-to "adminWatchedWords.action" action.nameKey}}
           {{action.name}}
           {{#if action.count}}<span class="count">({{action.count}})</span>{{/if}}
         {{/link-to}}
diff --git a/app/assets/javascripts/admin/templates/web-hooks-show-events.hbs b/app/assets/javascripts/admin/templates/web-hooks-show-events.hbs
index 7161ff0a0ab..14557341d8f 100644
--- a/app/assets/javascripts/admin/templates/web-hooks-show-events.hbs
+++ b/app/assets/javascripts/admin/templates/web-hooks-show-events.hbs
@@ -1,27 +1,27 @@
 <div class="web-hook-direction">
-  {{#link-to 'adminWebHooks' tagName='button' classNames='btn'}}
-    {{d-icon 'list'}} {{i18n 'admin.web_hooks.events.go_list'}}
+  {{#link-to "adminWebHooks" tagName="button" classNames="btn"}}
+    {{d-icon "list"}} {{i18n "admin.web_hooks.events.go_list"}}
   {{/link-to}}
   {{d-button icon="paper-plane" label="admin.web_hooks.events.ping" action=(action "ping") disabled=pingDisabled}}
-  {{#link-to 'adminWebHooks.show' model.extras.web_hook_id tagName='button' classNames='btn'}}
-    {{d-icon 'far-edit'}} {{i18n 'admin.web_hooks.events.go_details'}}
+  {{#link-to "adminWebHooks.show" model.extras.web_hook_id tagName="button" classNames="btn"}}
+    {{d-icon "far-edit"}} {{i18n "admin.web_hooks.events.go_details"}}
   {{/link-to}}
 </div>
 
-<div class='web-hook-events-listing'>
+<div class="web-hook-events-listing">
   {{#if model}}
     {{#load-more selector=".web-hook-events li" action=(action "loadMore")}}
-      <div class='web-hook-events content-list'>
-        <div class='heading-container'>
-          <div class='col heading first status'>{{i18n 'admin.web_hooks.events.status'}}</div>
-          <div class='col heading event-id'>{{i18n 'admin.web_hooks.events.event_id'}}</div>
-          <div class='col heading timestamp'>{{i18n 'admin.web_hooks.events.timestamp'}}</div>
-          <div class='col heading completion'>{{i18n 'admin.web_hooks.events.completion'}}</div>
-          <div class='col heading actions'>{{i18n 'admin.web_hooks.events.actions'}}</div>
-          <div class='clearfix'></div>
+      <div class="web-hook-events content-list">
+        <div class="heading-container">
+          <div class="col heading first status">{{i18n "admin.web_hooks.events.status"}}</div>
+          <div class="col heading event-id">{{i18n "admin.web_hooks.events.event_id"}}</div>
+          <div class="col heading timestamp">{{i18n "admin.web_hooks.events.timestamp"}}</div>
+          <div class="col heading completion">{{i18n "admin.web_hooks.events.completion"}}</div>
+          <div class="col heading actions">{{i18n "admin.web_hooks.events.actions"}}</div>
+          <div class="clearfix"></div>
         </div>
         {{#if hasIncoming}}
-          <a href class='alert alert-info clickable' tabindex="0" {{action "showInserted"}}>
+          <a href tabindex="0" {{action "showInserted"}} class="alert alert-info clickable">
             {{count-i18n key="admin.web_hooks.events.incoming" count=incomingCount}}
           </a>
         {{/if}}
@@ -34,6 +34,6 @@
       {{conditional-loading-spinner condition=model.loadingMore}}
     {{/load-more}}
   {{else}}
-    <p>{{i18n 'admin.web_hooks.events.none'}}</p>
+    <p>{{i18n "admin.web_hooks.events.none"}}</p>
   {{/if}}
 </div>
diff --git a/app/assets/javascripts/admin/templates/web-hooks-show.hbs b/app/assets/javascripts/admin/templates/web-hooks-show.hbs
index ee7cb36eca1..83540a03da4 100644
--- a/app/assets/javascripts/admin/templates/web-hooks-show.hbs
+++ b/app/assets/javascripts/admin/templates/web-hooks-show.hbs
@@ -1,19 +1,19 @@
-{{#link-to 'adminWebHooks' class="go-back"}}
-  {{d-icon 'arrow-left'}}
-  {{i18n 'admin.web_hooks.go_back'}}
+{{#link-to "adminWebHooks" class="go-back"}}
+  {{d-icon "arrow-left"}}
+  {{i18n "admin.web_hooks.go_back"}}
 {{/link-to}}
 
-<div class='web-hook-container'>
-  <p>{{i18n 'admin.web_hooks.detailed_instruction'}}</p>
-  <form class='web-hook form-horizontal'>
+<div class="web-hook-container">
+  <p>{{i18n "admin.web_hooks.detailed_instruction"}}</p>
+  <form class="web-hook form-horizontal">
     <div>
-      <label for='payload-url'>{{i18n 'admin.web_hooks.payload_url'}}</label>
+      <label for="payload-url">{{i18n "admin.web_hooks.payload_url"}}</label>
       {{text-field name="payload-url" value=model.payload_url placeholderKey="admin.web_hooks.payload_url_placeholder"}}
       {{input-tip validation=urlValidation}}
     </div>
 
     <div>
-      <label for='content-type'>{{i18n 'admin.web_hooks.content_type'}}</label>
+      <label for="content-type">{{i18n "admin.web_hooks.content_type"}}</label>
       {{combo-box
         content=contentTypes
         name="content-type"
@@ -23,16 +23,16 @@
     </div>
 
     <div>
-      <label for='secret'>{{i18n 'admin.web_hooks.secret'}}</label>
+      <label for="secret">{{i18n "admin.web_hooks.secret"}}</label>
       {{text-field name="secret" value=model.secret placeholderKey="admin.web_hooks.secret_placeholder"}}
       {{input-tip validation=secretValidation}}
     </div>
 
     <div class="cbox10">
-      <label>{{i18n 'admin.web_hooks.event_chooser'}}</label>
+      <label>{{i18n "admin.web_hooks.event_chooser"}}</label>
       <div>
         {{radio-button class="subscription-choice" name="subscription-choice" value="individual" selection=model.webHookType}}
-        {{i18n 'admin.web_hooks.individual_event'}}
+        {{i18n "admin.web_hooks.individual_event"}}
         {{input-tip validation=eventTypeValidation}}
       </div>
       {{#unless model.wildcard_web_hook}}
@@ -44,57 +44,57 @@
       {{/unless}}
       <div>
         {{radio-button class="subscription-choice" name="subscription-choice" value="wildcard" selection=model.webHookType}}
-        {{i18n 'admin.web_hooks.wildcard_event'}}
+        {{i18n "admin.web_hooks.wildcard_event"}}
       </div>
     </div>
 
-    <div class='filters'>
+    <div class="filters">
       <div class="filter">
-        <label>{{d-icon 'circle' class='tracking'}}{{i18n 'admin.web_hooks.categories_filter'}}</label>
+        <label>{{d-icon "circle" class="tracking"}}{{i18n "admin.web_hooks.categories_filter"}}</label>
         {{category-selector
           categories=model.categories
           onChange=(action (mut model.categories))
         }}
-        <div class="instructions">{{i18n 'admin.web_hooks.categories_filter_instructions'}}</div>
+        <div class="instructions">{{i18n "admin.web_hooks.categories_filter_instructions"}}</div>
       </div>
       {{#if showTagsFilter}}
         <div class="filter">
-          <label>{{d-icon 'circle' class='tracking'}}{{i18n 'admin.web_hooks.tags_filter'}}</label>
+          <label>{{d-icon "circle" class="tracking"}}{{i18n "admin.web_hooks.tags_filter"}}</label>
           {{tag-chooser tags=model.tag_names everyTag=true excludeSynonyms=true}}
-          <div class="instructions">{{i18n 'admin.web_hooks.tags_filter_instructions'}}</div>
+          <div class="instructions">{{i18n "admin.web_hooks.tags_filter_instructions"}}</div>
         </div>
       {{/if}}
       <div class="filter">
-        <label>{{d-icon 'circle' class='tracking'}}{{i18n 'admin.web_hooks.groups_filter'}}</label>
+        <label>{{d-icon "circle" class="tracking"}}{{i18n "admin.web_hooks.groups_filter"}}</label>
         {{group-selector groupNames=model.groupsFilterInName groupFinder=model.groupFinder}}
-        <div class="instructions">{{i18n 'admin.web_hooks.groups_filter_instructions'}}</div>
+        <div class="instructions">{{i18n "admin.web_hooks.groups_filter_instructions"}}</div>
       </div>
     </div>
 
     {{plugin-outlet name="web-hook-fields" args=(hash model=model)}}
 
     <div>
-      {{input type="checkbox" name="verify_certificate" checked=model.verify_certificate}} {{i18n 'admin.web_hooks.verify_certificate'}}
+      {{input type="checkbox" name="verify_certificate" checked=model.verify_certificate}} {{i18n "admin.web_hooks.verify_certificate"}}
     </div>
     <div>
       <div>
-        {{input type="checkbox" name="active" checked=model.active}} {{i18n 'admin.web_hooks.active'}}
+        {{input type="checkbox" name="active" checked=model.active}} {{i18n "admin.web_hooks.active"}}
       </div>
       {{#if model.active}}
-        <div class="instructions">{{i18n 'admin.web_hooks.active_notice'}}</div>
+        <div class="instructions">{{i18n "admin.web_hooks.active_notice"}}</div>
       {{/if}}
     </div>
   </form>
 
-  <div class='controls'>
+  <div class="controls">
     {{d-button class="btn-default" translatedLabel=saveButtonText action=(action "save") disabled=saveButtonDisabled}}
 
     {{#unless model.isNew}}
       {{d-button class="btn-danger" label="admin.web_hooks.destroy" action=(action "destroy")}}
-      {{#link-to 'adminWebHooks.showEvents' model.id class="btn"}}
-        {{i18n 'admin.web_hooks.events.go_events'}}
+      {{#link-to "adminWebHooks.showEvents" model.id class="btn"}}
+        {{i18n "admin.web_hooks.events.go_events"}}
       {{/link-to}}
     {{/unless}}
-    <span class='saving'>{{savingStatus}}</span>
+    <span class="saving">{{savingStatus}}</span>
   </div>
 </div>
diff --git a/app/assets/javascripts/admin/templates/web-hooks.hbs b/app/assets/javascripts/admin/templates/web-hooks.hbs
index c65964d41f4..abc2b6e90e8 100644
--- a/app/assets/javascripts/admin/templates/web-hooks.hbs
+++ b/app/assets/javascripts/admin/templates/web-hooks.hbs
@@ -1,29 +1,29 @@
-<div class='web-hooks-listing'>
-  <p>{{i18n 'admin.web_hooks.instruction'}}</p>
-  <div class='new-webhook'>
-    {{#link-to 'adminWebHooks.show' 'new' tagName='button' classNames='btn btn-default'}}
-      {{d-icon 'plus'}} {{i18n 'admin.web_hooks.new'}}
+<div class="web-hooks-listing">
+  <p>{{i18n "admin.web_hooks.instruction"}}</p>
+  <div class="new-webhook">
+    {{#link-to "adminWebHooks.show" "new" tagName="button" classNames="btn btn-default"}}
+      {{d-icon "plus"}} {{i18n "admin.web_hooks.new"}}
     {{/link-to}}
   </div>
   {{#if model}}
     {{#load-more selector=".web-hooks tr" action=(action "loadMore")}}
-      <table class='web-hooks grid'>
+      <table class="web-hooks grid">
         <thead>
           <tr>
-            <th>{{i18n 'admin.web_hooks.delivery_status.title'}}</th>
-            <th>{{i18n 'admin.web_hooks.payload_url'}}</th>
-            <th>{{i18n 'admin.web_hooks.description'}}</th>
-            <th>{{i18n 'admin.web_hooks.controls'}}</th>
+            <th>{{i18n "admin.web_hooks.delivery_status.title"}}</th>
+            <th>{{i18n "admin.web_hooks.payload_url"}}</th>
+            <th>{{i18n "admin.web_hooks.description"}}</th>
+            <th>{{i18n "admin.web_hooks.controls"}}</th>
           </tr>
         </thead>
         <tbody>
           {{#each model as |webHook|}}
             <tr>
-              <td class='delivery-status'>{{#link-to 'adminWebHooks.showEvents' webHook.id}}{{admin-web-hook-status deliveryStatuses=deliveryStatuses model=webHook}}{{/link-to}}</td>
-              <td class='payload-url'>{{#link-to 'adminWebHooks.show' webHook}}{{webHook.payload_url}}{{/link-to}}</td>
-              <td class='description'>{{webHook.description}}</td>
-              <td class='controls'>
-                {{#link-to 'adminWebHooks.show' webHook tagName='button' classNames='btn btn-default no-text'}}{{d-icon 'far-edit'}}{{/link-to}}
+              <td class="delivery-status">{{#link-to "adminWebHooks.showEvents" webHook.id}}{{admin-web-hook-status deliveryStatuses=deliveryStatuses model=webHook}}{{/link-to}}</td>
+              <td class="payload-url">{{#link-to "adminWebHooks.show" webHook}}{{webHook.payload_url}}{{/link-to}}</td>
+              <td class="description">{{webHook.description}}</td>
+              <td class="controls">
+                {{#link-to "adminWebHooks.show" webHook tagName="button" classNames="btn btn-default no-text"}}{{d-icon "far-edit"}}{{/link-to}}
                 {{d-button class="destroy btn-danger" action=(action "destroy") actionParam=webHook icon="times"}}
               </td>
             </tr>
@@ -33,6 +33,6 @@
       {{conditional-loading-spinner condition=model.loadingMore}}
     {{/load-more}}
   {{else}}
-    <p>{{i18n 'admin.web_hooks.none'}}</p>
+    <p>{{i18n "admin.web_hooks.none"}}</p>
   {{/if}}
 </div>
diff --git a/app/assets/javascripts/discourse/templates/about.hbs b/app/assets/javascripts/discourse/templates/about.hbs
index 11c0471480b..63cae2c2609 100644
--- a/app/assets/javascripts/discourse/templates/about.hbs
+++ b/app/assets/javascripts/discourse/templates/about.hbs
@@ -1,106 +1,106 @@
 {{#d-section pageClass="about"}}
-  <div class='container'>
-    <div class='contents clearfix body-page'>
+  <div class="container">
+    <div class="contents clearfix body-page">
 
       <ul class="nav-pills">
-        <li class="nav-item-about">{{#link-to 'about' class="active"}}{{i18n 'about.simple_title'}}{{/link-to}}</li>
+        <li class="nav-item-about">{{#link-to "about" class="active"}}{{i18n "about.simple_title"}}{{/link-to}}</li>
         {{#if faqOverriden}}
-          <li class="nav-item-guidelines">{{#link-to 'guidelines'}}{{i18n 'guidelines'}}{{/link-to}}</li>
-          <li class="nav-item-faq">{{#link-to 'faq'}}{{i18n 'faq'}}{{/link-to}}</li>
+          <li class="nav-item-guidelines">{{#link-to "guidelines"}}{{i18n "guidelines"}}{{/link-to}}</li>
+          <li class="nav-item-faq">{{#link-to "faq"}}{{i18n "faq"}}{{/link-to}}</li>
         {{else}}
-          <li class="nav-item-faq">{{#link-to 'faq'}}{{i18n 'faq'}}{{/link-to}}</li>
+          <li class="nav-item-faq">{{#link-to "faq"}}{{i18n "faq"}}{{/link-to}}</li>
         {{/if}}
-        <li class="nav-item-tos">{{#link-to 'tos'}}{{i18n 'tos'}}{{/link-to}}</li>
-        <li class="nav-item-privacy">{{#link-to 'privacy'}}{{i18n 'privacy'}}{{/link-to}}</li>
+        <li class="nav-item-tos">{{#link-to "tos"}}{{i18n "tos"}}{{/link-to}}</li>
+        <li class="nav-item-privacy">{{#link-to "privacy"}}{{i18n "privacy"}}{{/link-to}}</li>
       </ul>
 
-      <section class='about description'>
-        <h2>{{i18n 'about.title' title=model.title}}</h2>
+      <section class="about description">
+        <h2>{{i18n "about.title" title=model.title}}</h2>
         <p>{{model.description}}</p>
       </section>
 
       {{plugin-outlet name="about-after-description"
-              connectorTagName='section'
-              tagName=''
+              connectorTagName="section"
+              tagName=""
               args=(hash model=model)}}
 
       {{#if model.admins}}
-        <section class='about admins'>
-          <h3>{{d-icon "users"}} {{i18n 'about.our_admins'}}</h3>
+        <section class="about admins">
+          <h3>{{d-icon "users"}} {{i18n "about.our_admins"}}</h3>
 
           {{about-page-users users=model.admins}}
-          <div class='clearfix'></div>
+          <div class="clearfix"></div>
 
         </section>
       {{/if}}
 
       {{plugin-outlet name="about-after-admins"
-                    connectorTagName='section'
+                    connectorTagName="section"
                     args=(hash model=model)}}
 
       {{#if model.moderators}}
-        <section class='about moderators'>
-          <h3>{{d-icon "users"}} {{i18n 'about.our_moderators'}}</h3>
+        <section class="about moderators">
+          <h3>{{d-icon "users"}} {{i18n "about.our_moderators"}}</h3>
 
-          <div class='users'>
+          <div class="users">
             {{about-page-users users=model.moderators}}
           </div>
-          <div class='clearfix'></div>
+          <div class="clearfix"></div>
         </section>
       {{/if}}
 
       {{plugin-outlet name="about-after-moderators"
-                    connectorTagName='section'
+                    connectorTagName="section"
                     args=(hash model=model)}}
 
       {{#if model.category_moderators.length}}
         {{#each model.category_moderators as |cm|}}
-          <section class='about category-moderators moderators-{{cm.category.slug}}'>
+          <section class="about category-moderators moderators-{{cm.category.slug}}">
             <h3>{{category-link cm.category}}{{i18n "about.moderators"}}</h3>
-            <div class='users'>
+            <div class="users">
               {{about-page-users users=cm.moderators}}
             </div>
-            <div class='clearfix'></div>
+            <div class="clearfix"></div>
           </section>
         {{/each}}
       {{/if}}
-      <section class='about stats'>
-        <h3>{{d-icon "far-chart-bar"}}  {{i18n 'about.stats'}}</h3>
+      <section class="about stats">
+        <h3>{{d-icon "far-chart-bar"}}  {{i18n "about.stats"}}</h3>
 
-        <table class='table'>
+        <table class="table">
           <tbody>
             <tr>
               <th>&nbsp;</th>
-              <th>{{i18n 'about.stat.last_7_days'}}</th>
-              <th>{{i18n 'about.stat.last_30_days'}}</th>
-              <th>{{i18n 'about.stat.all_time'}}</th>
+              <th>{{i18n "about.stat.last_7_days"}}</th>
+              <th>{{i18n "about.stat.last_30_days"}}</th>
+              <th>{{i18n "about.stat.all_time"}}</th>
             </tr>
             <tr>
-              <td class='title'>{{i18n 'about.topic_count'}}</td>
+              <td class="title">{{i18n "about.topic_count"}}</td>
               <td>{{number model.stats.topics_7_days}}</td>
               <td>{{number model.stats.topics_30_days}}</td>
               <td>{{number model.stats.topic_count}}</td>
             </tr>
             <tr>
-              <td>{{i18n 'about.post_count'}}</td>
+              <td>{{i18n "about.post_count"}}</td>
               <td>{{number model.stats.posts_7_days}}</td>
               <td>{{number model.stats.posts_30_days}}</td>
               <td>{{number model.stats.post_count}}</td>
             </tr>
             <tr>
-              <td>{{i18n 'about.user_count'}}</td>
+              <td>{{i18n "about.user_count"}}</td>
               <td>{{number model.stats.users_7_days}}</td>
               <td>{{number model.stats.users_30_days}}</td>
               <td>{{number model.stats.user_count}}</td>
             </tr>
             <tr>
-              <td>{{i18n 'about.active_user_count'}}</td>
+              <td>{{i18n "about.active_user_count"}}</td>
               <td>{{number model.stats.active_users_7_days}}</td>
               <td>{{number model.stats.active_users_30_days}}</td>
               <td>&mdash;</td>
             </tr>
             <tr>
-              <td>{{i18n 'about.like_count'}}</td>
+              <td>{{i18n "about.like_count"}}</td>
               <td>{{number model.stats.likes_7_days}}</td>
               <td>{{number model.stats.likes_30_days}}</td>
               <td>{{number model.stats.like_count}}</td>
@@ -110,8 +110,8 @@
       </section>
 
       {{#if contactInfo}}
-        <section class='about contact'>
-          <h3>{{d-icon "far-envelope"}} {{i18n 'about.contact'}}</h3>
+        <section class="about contact">
+          <h3>{{d-icon "far-envelope"}} {{i18n "about.contact"}}</h3>
           <p>{{html-safe contactInfo}}</p>
         </section>
       {{/if}}
diff --git a/app/assets/javascripts/discourse/templates/account-created.hbs b/app/assets/javascripts/discourse/templates/account-created.hbs
index e2d9b1756a3..46bbcd10947 100644
--- a/app/assets/javascripts/discourse/templates/account-created.hbs
+++ b/app/assets/javascripts/discourse/templates/account-created.hbs
@@ -1,5 +1,5 @@
-<div id='simple-container'>
-  <div class='account-created'>
+<div id="simple-container">
+  <div class="account-created">
     {{outlet}}
   </div>
 </div>
diff --git a/app/assets/javascripts/discourse/templates/account-created/edit-email.hbs b/app/assets/javascripts/discourse/templates/account-created/edit-email.hbs
index dfbfaba92be..677a6c56347 100644
--- a/app/assets/javascripts/discourse/templates/account-created/edit-email.hbs
+++ b/app/assets/javascripts/discourse/templates/account-created/edit-email.hbs
@@ -1,8 +1,8 @@
-<div class='ac-message'>
+<div class="ac-message">
   {{activation-email-form email=newEmail}}
 </div>
 
-<div class='activation-controls'>
+<div class="activation-controls">
   {{d-button action=(action "changeEmail")
              label="login.submit_new_email"
              disabled=submitDisabled
diff --git a/app/assets/javascripts/discourse/templates/account-created/index.hbs b/app/assets/javascripts/discourse/templates/account-created/index.hbs
index 8122270cd69..3bbbb930111 100644
--- a/app/assets/javascripts/discourse/templates/account-created/index.hbs
+++ b/app/assets/javascripts/discourse/templates/account-created/index.hbs
@@ -1,4 +1,4 @@
-<div class='ac-message'>
+<div class="ac-message">
   {{html-safe accountCreated.message}}
 </div>
 {{#if accountCreated.show_controls}}
diff --git a/app/assets/javascripts/discourse/templates/account-created/resent.hbs b/app/assets/javascripts/discourse/templates/account-created/resent.hbs
index 16c29c4b9b9..17863fd965d 100644
--- a/app/assets/javascripts/discourse/templates/account-created/resent.hbs
+++ b/app/assets/javascripts/discourse/templates/account-created/resent.hbs
@@ -1,7 +1,7 @@
-<div class='ac-message'>
+<div class="ac-message">
   {{#if email}}
-    {{html-safe (i18n 'login.sent_activation_email_again' currentEmail=email)}}
+    {{html-safe (i18n "login.sent_activation_email_again" currentEmail=email)}}
   {{else}}
-    {{i18n 'login.sent_activation_email_again_generic'}}
+    {{i18n "login.sent_activation_email_again_generic"}}
   {{/if}}
 </div>
diff --git a/app/assets/javascripts/discourse/templates/badges/index.hbs b/app/assets/javascripts/discourse/templates/badges/index.hbs
index 8c7288185f9..0f64b83f622 100644
--- a/app/assets/javascripts/discourse/templates/badges/index.hbs
+++ b/app/assets/javascripts/discourse/templates/badges/index.hbs
@@ -1,11 +1,11 @@
 {{#d-section pageClass="badges"}}
-  <div class='container badges'>
-    <h1>{{i18n 'badges.title'}}</h1>
+  <div class="container badges">
+    <h1>{{i18n "badges.title"}}</h1>
 
-    <div class='badge-groups'>
+    <div class="badge-groups">
       {{#each badgeGroups as |bg|}}
-        <div class='badge-grouping'>
-          <div class='title'>
+        <div class="badge-grouping">
+          <div class="title">
             <h3>{{bg.badgeGrouping.displayName}}</h3>
           </div>
           <div class="badge-group-list">
diff --git a/app/assets/javascripts/discourse/templates/badges/show.hbs b/app/assets/javascripts/discourse/templates/badges/show.hbs
index 38869b6f0d6..7080c1af162 100644
--- a/app/assets/javascripts/discourse/templates/badges/show.hbs
+++ b/app/assets/javascripts/discourse/templates/badges/show.hbs
@@ -1,17 +1,17 @@
-<div class='container show-badge {{model.slug}}'>
+<div class="container show-badge {{model.slug}}">
   <h1>
-    {{#link-to 'badges.index'}}{{i18n 'badges.title'}}{{/link-to}}
+    {{#link-to "badges.index"}}{{i18n "badges.title"}}{{/link-to}}
      /
     {{model.name}}
   </h1>
 
-  <div class='show-badge-details'>
+  <div class="show-badge-details">
     {{badge-card badge=model size="large" count=userBadges.grant_count}}
-    <div class='badge-grant-info {{if hiddenSetTitle '' 'hidden'}}'>
+    <div class="badge-grant-info {{if hiddenSetTitle "" "hidden"}}">
       <div>
         {{#if canSelectTitle}}
-          <div class='grant-info-item'>
-            {{i18n 'badges.allow_title'}}
+          <div class="grant-info-item">
+            {{i18n "badges.allow_title"}}
             {{d-button
               class="btn-default pad-left"
               action=(action "toggleSetUserTitle")
@@ -19,15 +19,15 @@
           </div>
         {{/if}}
         {{#if model.multiple_grant}}
-          <div class='grant-info-item'>
-            {{i18n 'badges.multiple_grant'}}
+          <div class="grant-info-item">
+            {{i18n "badges.multiple_grant"}}
           </div>
         {{/if}}
       </div>
     </div>
 
     {{#if canSelectTitle}}
-      <div class='badge-set-title {{if hiddenSetTitle 'hidden' ''}}'>
+      <div class="badge-set-title {{if hiddenSetTitle "hidden" ""}}">
         {{badge-title selectableUserBadges=selectableUserBadges user=user}}
         {{d-button class="btn-default close-btn" action=(action "toggleSetUserTitle") label="close"}}
       </div>
@@ -40,7 +40,7 @@
         <div class="badges-granted">
           {{#each userBadges as |ub|}}
             {{#user-info user=ub.user size="medium" class="badge-info" date=ub.granted_at}}
-              <div class="granted-on">{{i18n 'badges.granted_on' date=(inline-date ub.granted_at)}}</div>
+              <div class="granted-on">{{i18n "badges.granted_on" date=(inline-date ub.granted_at)}}</div>
               {{#if ub.post_number}}
                 <a class="post-link" href="{{ub.topic.url}}/{{ub.post_number}}">{{html-safe ub.topic.fancyTitle}}</a>
               {{/if}}
@@ -51,8 +51,8 @@
 
       {{#unless canLoadMore}}
         {{#if canShowOthers}}
-          <div class='clearfix'>
-            <a class='btn' href={{model.url}}>{{i18n 'badges.others_count' count=othersCount}}</a>
+          <div class="clearfix">
+            <a href={{model.url}} class="btn">{{i18n "badges.others_count" count=othersCount}}</a>
           </div>
         {{/if}}
       {{/unless}}
diff --git a/app/assets/javascripts/discourse/templates/components/avatar-uploader.hbs b/app/assets/javascripts/discourse/templates/components/avatar-uploader.hbs
index 80bbae09364..c33db7c9a51 100644
--- a/app/assets/javascripts/discourse/templates/components/avatar-uploader.hbs
+++ b/app/assets/javascripts/discourse/templates/components/avatar-uploader.hbs
@@ -1,13 +1,13 @@
-<label class="btn btn-default btn-icon-text" disabled={{uploading}} title={{i18n 'user.change_avatar.upload_title'}}>
+<label class="btn btn-default btn-icon-text" disabled={{uploading}} title={{i18n "user.change_avatar.upload_title"}}>
   {{d-icon "far-image"}}
   {{#if uploading}}
-    {{i18n 'uploading'}} {{uploadProgress}}%
+    {{i18n "uploading"}} {{uploadProgress}}%
   {{else}}
-    {{i18n 'upload'}}
+    {{i18n "upload"}}
   {{/if}}
   <input class="hidden-upload-field" disabled={{uploading}} type="file" accept="image/*">
 </label>
 
 {{#if imageIsNotASquare}}
-  <div class="warning">{{i18n 'user.change_avatar.image_is_not_a_square'}}</div>
+  <div class="warning">{{i18n "user.change_avatar.image_is_not_a_square"}}</div>
 {{/if}}
diff --git a/app/assets/javascripts/discourse/templates/components/backup-uploader.hbs b/app/assets/javascripts/discourse/templates/components/backup-uploader.hbs
index 77581a35987..90c8c9f10b0 100644
--- a/app/assets/javascripts/discourse/templates/components/backup-uploader.hbs
+++ b/app/assets/javascripts/discourse/templates/components/backup-uploader.hbs
@@ -1,4 +1,4 @@
-<label class="btn" disabled={{uploading}} title={{i18n 'admin.backups.upload.title'}}>
+<label class="btn" disabled={{uploading}} title={{i18n "admin.backups.upload.title"}}>
   {{d-icon "upload"}}&nbsp;{{uploadButtonText}}
   <input class="hidden-upload-field" disabled={{uploading}} type="file" accept=".gz">
 </label>
diff --git a/app/assets/javascripts/discourse/templates/components/badge-card.hbs b/app/assets/javascripts/discourse/templates/components/badge-card.hbs
index 4fb6aa77c02..415e4738c00 100644
--- a/app/assets/javascripts/discourse/templates/components/badge-card.hbs
+++ b/app/assets/javascripts/discourse/templates/components/badge-card.hbs
@@ -1,17 +1,17 @@
 {{#if displayCount}}
-  <a href={{url}} class='grant-count' title={{i18n 'badges.granted' count=displayCount}}>{{displayCount}}</a>
+  <a href={{url}} title={{i18n "badges.granted" count=displayCount}} class="grant-count">{{displayCount}}</a>
 {{/if}}
 {{#if badge.has_badge}}
-  <a href={{url}} class='check-display status-checked'>{{d-icon "check"}}</a>
+  <a href={{url}} class="check-display status-checked">{{d-icon "check"}}</a>
 {{/if}}
-<div class='badge-contents'>
-  <div class='badge-icon {{badge.badgeTypeClassName}}'>
+<div class="badge-contents">
+  <div class="badge-icon {{badge.badgeTypeClassName}}">
     <a href={{url}}>{{icon-or-image badge}}</a>
   </div>
-  <div class='badge-info'>
-    <div class='badge-info-item'>
-      <h3><a href={{url}} class='badge-link'>{{badge.name}}</a></h3>
-      <div class='badge-summary'>{{html-safe summary}}</div>
+  <div class="badge-info">
+    <div class="badge-info-item">
+      <h3><a href={{url}} class="badge-link">{{badge.name}}</a></h3>
+      <div class="badge-summary">{{html-safe summary}}</div>
     </div>
   </div>
 </div>
diff --git a/app/assets/javascripts/discourse/templates/components/badge-selector.hbs b/app/assets/javascripts/discourse/templates/components/badge-selector.hbs
index c1c29859e26..5ea3c796ec8 100644
--- a/app/assets/javascripts/discourse/templates/components/badge-selector.hbs
+++ b/app/assets/javascripts/discourse/templates/components/badge-selector.hbs
@@ -1 +1 @@
-<input class='ember-text-field badge-names' type="text" placeholder={{placeholder}} name="badges">
+<input type="text" placeholder={{placeholder}} name="badges" class="ember-text-field badge-names">
diff --git a/app/assets/javascripts/discourse/templates/components/badge-title.hbs b/app/assets/javascripts/discourse/templates/components/badge-title.hbs
index abb66e44aa2..de1e7fbafac 100644
--- a/app/assets/javascripts/discourse/templates/components/badge-title.hbs
+++ b/app/assets/javascripts/discourse/templates/components/badge-title.hbs
@@ -1,9 +1,9 @@
-<section class='user-content'>
+<section class="user-content">
   <form class="form-horizontal">
 
     <div class="control-group">
       <div class="controls">
-        <h3>{{i18n 'badges.select_badge_for_title'}}</h3>
+        <h3>{{i18n "badges.select_badge_for_title"}}</h3>
       </div>
     </div>
 
@@ -25,7 +25,7 @@
           action=(action "save")
           disabled=saving
           label=(if saving "saving" "save")}}
-        {{#if saved}}{{i18n 'saved'}}{{/if}}
+        {{#if saved}}{{i18n "saved"}}{{/if}}
       </div>
     </div>
 
diff --git a/app/assets/javascripts/discourse/templates/components/basic-topic-list.hbs b/app/assets/javascripts/discourse/templates/components/basic-topic-list.hbs
index 39a6b0112df..b0c43c66390 100644
--- a/app/assets/javascripts/discourse/templates/components/basic-topic-list.hbs
+++ b/app/assets/javascripts/discourse/templates/components/basic-topic-list.hbs
@@ -1,7 +1,7 @@
 {{#conditional-loading-spinner condition=loading}}
   {{#if hasIncoming}}
     <div class="show-mores">
-      <a tabindex="0" href {{action showInserted}} class='alert alert-info clickable'>
+      <a tabindex="0" href {{action showInserted}} class="alert alert-info clickable">
         {{count-i18n key="topic_count_" suffix="latest" count=2}}
       </a>
     </div>
@@ -23,8 +23,8 @@
     }}
   {{else}}
     {{#unless loadingMore}}
-      <div class='alert alert-info'>
-        {{i18n 'choose_topic.none_found'}}
+      <div class="alert alert-info">
+        {{i18n "choose_topic.none_found"}}
       </div>
     {{/unless}}
   {{/if}}
diff --git a/app/assets/javascripts/discourse/templates/components/bulk-select-button.hbs b/app/assets/javascripts/discourse/templates/components/bulk-select-button.hbs
index eca71a610a1..9a950ed741a 100644
--- a/app/assets/javascripts/discourse/templates/components/bulk-select-button.hbs
+++ b/app/assets/javascripts/discourse/templates/components/bulk-select-button.hbs
@@ -1,5 +1,5 @@
 {{#if selected}}
-  <div id='bulk-select'>
+  <div id="bulk-select">
     {{d-button class="btn-default" action=(action "showBulkActions") icon="wrench"}}
   </div>
 {{/if}}
diff --git a/app/assets/javascripts/discourse/templates/components/cancel-link.hbs b/app/assets/javascripts/discourse/templates/components/cancel-link.hbs
index 4455e8b8d43..311aaceae07 100644
--- a/app/assets/javascripts/discourse/templates/components/cancel-link.hbs
+++ b/app/assets/javascripts/discourse/templates/components/cancel-link.hbs
@@ -1,3 +1,3 @@
 {{#link-to route args class="cancel"}}
-  {{i18n 'cancel'}}
+  {{i18n "cancel"}}
 {{/link-to}}
diff --git a/app/assets/javascripts/discourse/templates/components/categories-and-latest-topics.hbs b/app/assets/javascripts/discourse/templates/components/categories-and-latest-topics.hbs
index be7ee3e4a31..29c22f16fa9 100644
--- a/app/assets/javascripts/discourse/templates/components/categories-and-latest-topics.hbs
+++ b/app/assets/javascripts/discourse/templates/components/categories-and-latest-topics.hbs
@@ -1,7 +1,7 @@
-<div class='column categories'>
+<div class="column categories">
   {{categories-only categories=categories}}
 </div>
 
-<div class='column'>
+<div class="column">
   {{categories-topic-list topics=topics filter="latest" class="latest-topic-list"}}
 </div>
diff --git a/app/assets/javascripts/discourse/templates/components/categories-and-top-topics.hbs b/app/assets/javascripts/discourse/templates/components/categories-and-top-topics.hbs
index 4e84c4d6318..ebb4a35781c 100644
--- a/app/assets/javascripts/discourse/templates/components/categories-and-top-topics.hbs
+++ b/app/assets/javascripts/discourse/templates/components/categories-and-top-topics.hbs
@@ -1,7 +1,7 @@
-<div class='column categories'>
+<div class="column categories">
   {{categories-only categories=categories}}
 </div>
 
-<div class='column'>
+<div class="column">
   {{categories-topic-list topics=topics filter="top" class="top-topic-list"}}
 </div>
diff --git a/app/assets/javascripts/discourse/templates/components/categories-boxes-topic.hbs b/app/assets/javascripts/discourse/templates/components/categories-boxes-topic.hbs
index b95a06db7ac..63277909ec0 100644
--- a/app/assets/javascripts/discourse/templates/components/categories-boxes-topic.hbs
+++ b/app/assets/javascripts/discourse/templates/components/categories-boxes-topic.hbs
@@ -1,5 +1,5 @@
 {{d-icon topicStatusIcon}}
 
-<a class='title' href={{topic.lastUnreadUrl}}>
+<a href={{topic.lastUnreadUrl}} class="title">
   {{text-overflow class="overflow" text=topic.fancyTitle}}
 </a>
diff --git a/app/assets/javascripts/discourse/templates/components/categories-boxes-with-topics.hbs b/app/assets/javascripts/discourse/templates/components/categories-boxes-with-topics.hbs
index ea6853b37d9..16861c98f0f 100644
--- a/app/assets/javascripts/discourse/templates/components/categories-boxes-with-topics.hbs
+++ b/app/assets/javascripts/discourse/templates/components/categories-boxes-with-topics.hbs
@@ -1,7 +1,7 @@
 {{#each categories as |c|}}
-  <div data-notification-level={{c.notificationLevelString}} class='category category-box category-box-{{c.slug}} {{if c.isMuted "muted"}} {{if noCategoryStyle "no-category-boxes-style"}}' style={{unless noCategoryStyle (border-color c.color)}}>
-    <div class='category-box-inner'>
-      <div class='category-box-heading'>
+  <div data-notification-level={{c.notificationLevelString}} style={{unless noCategoryStyle (border-color c.color)}} class="category category-box category-box-{{c.slug}} {{if c.isMuted "muted"}} {{if noCategoryStyle "no-category-boxes-style"}}">
+    <div class="category-box-inner">
+      <div class="category-box-heading">
         <a href={{c.url}}>
           {{#unless c.isMuted}}
             {{#if c.uploaded_logo.url}}
@@ -16,7 +16,7 @@
           <h3>
             {{category-title-before category=c}}
             {{#if c.read_restricted}}
-              {{d-icon 'lock'}}
+              {{d-icon "lock"}}
             {{/if}}
             {{c.name}}
           </h3>
@@ -24,7 +24,7 @@
       </div>
 
       {{#unless c.isMuted}}
-        <div class='featured-topics'>
+        <div class="featured-topics">
           {{#if c.topics}}
             <ul>
               {{#each c.topics as |topic|}}
diff --git a/app/assets/javascripts/discourse/templates/components/categories-boxes.hbs b/app/assets/javascripts/discourse/templates/components/categories-boxes.hbs
index 40b256d283e..1b224b7c584 100644
--- a/app/assets/javascripts/discourse/templates/components/categories-boxes.hbs
+++ b/app/assets/javascripts/discourse/templates/components/categories-boxes.hbs
@@ -1,7 +1,6 @@
 {{#each categories as |c|}}
-  <div class='category category-box category-box-{{c.slug}} {{if c.isMuted "muted"}} {{if noCategoryStyle "no-category-boxes-style"}}' style={{unless noCategoryStyle (border-color c.color)}} data-category-id={{c.id}} data-notification-level={{c.notificationLevelString}}
-   data-url={{c.url}}>
-    <div class='category-box-inner'>
+  <div style={{unless noCategoryStyle (border-color c.color)}} data-category-id={{c.id}} data-notification-level={{c.notificationLevelString}} data-url={{c.url}} class="category category-box category-box-{{c.slug}} {{if c.isMuted "muted"}} {{if noCategoryStyle "no-category-boxes-style"}}">
+    <div class="category-box-inner">
       {{#unless c.isMuted}}
         <div class="category-logo">
           {{#if c.uploaded_logo.url}}
@@ -15,11 +14,11 @@
         </div>
       {{/unless}}
       <div class="category-details">
-        <div class='category-box-heading'>
+        <div class="category-box-heading">
           <a class="parent-box-link" href={{c.url}}>
             <h3>
               {{#if c.read_restricted}}
-                {{d-icon 'lock'}}
+                {{d-icon "lock"}}
               {{/if}}
               {{c.name}}
             </h3>
@@ -27,19 +26,19 @@
         </div>
 
         {{#unless c.isMuted}}
-          <div class='description'>
+          <div class="description">
             {{text-overflow class="overflow" text=c.description_excerpt}}
           </div>
           {{#if c.isGrandParent}}
             {{#each c.subcategories as |subcategory|}}
-              <div data-category-id={{subcategory.id}} data-notification-level={{subcategory.notificationLevelString}}  style={{border-color subcategory.color}} class="subcategory with-subcategories {{if subcategory.uploaded_logo.url 'has-logo' 'no-logo'}}">
+              <div data-category-id={{subcategory.id}} data-notification-level={{subcategory.notificationLevelString}} style={{border-color subcategory.color}} class="subcategory with-subcategories {{if subcategory.uploaded_logo.url "has-logo" "no-logo"}}">
                 <div class="subcategory-box-inner">
                   {{category-title-link tagName="h4" category=subcategory}}
                   {{#if subcategory.subcategories}}
-                    <div class='subcategories'>
+                    <div class="subcategories">
                       {{#each subcategory.subcategories as |subsubcategory|}}
                         {{#unless subsubcategory.isMuted}}
-                          <span class='subcategory'>
+                          <span class="subcategory">
                             {{category-title-before category=subsubcategory}}
                             {{category-link subsubcategory hideParent="true"}}
                           </span>
@@ -51,7 +50,7 @@
               </div>
             {{/each}}
           {{else if c.subcategories}}
-            <div class='subcategories'>
+            <div class="subcategories">
               {{#each c.subcategories as |sc|}}
                 <a class="subcategory" href={{sc.url}}>
                   <span class="subcategory-image-placeholder">
diff --git a/app/assets/javascripts/discourse/templates/components/categories-only.hbs b/app/assets/javascripts/discourse/templates/components/categories-only.hbs
index 495a40ec9f3..787968d3d5c 100644
--- a/app/assets/javascripts/discourse/templates/components/categories-only.hbs
+++ b/app/assets/javascripts/discourse/templates/components/categories-only.hbs
@@ -1,18 +1,18 @@
 {{#if categories}}
-  <table class="category-list {{if showTopics 'with-topics'}}">
+  <table class="category-list {{if showTopics "with-topics"}}">
     <thead>
       <tr>
-        <th class="category"><span aria-role="heading" aria-level="2" id="categories-only-category">{{i18n 'categories.category'}}</span></th>
-        <th class="topics">{{i18n 'categories.topics'}}</th>
+        <th class="category"><span aria-role="heading" aria-level="2" id="categories-only-category">{{i18n "categories.category"}}</span></th>
+        <th class="topics">{{i18n "categories.topics"}}</th>
         {{#if showTopics}}
-          <th class="latest">{{i18n 'categories.latest'}}</th>
+          <th class="latest">{{i18n "categories.latest"}}</th>
         {{/if}}
       </tr>
     </thead>
     <tbody aria-labelledby="categories-only-category">
       {{#each categories as |c|}}
-        <tr data-category-id={{c.id}} data-notification-level={{c.notificationLevelString}} class="{{if c.description_excerpt 'has-description' 'no-description'}} {{if c.uploaded_logo.url 'has-logo' 'no-logo'}}">
-          <td class="category {{if c.isMuted 'muted'}} {{if noCategoryStyle "no-category-style"}}" style={{unless noCategoryStyle (border-color c.color)}}>
+        <tr data-category-id={{c.id}} data-notification-level={{c.notificationLevelString}} class="{{if c.description_excerpt "has-description" "no-description"}} {{if c.uploaded_logo.url "has-logo" "no-logo"}}">
+          <td class="category {{if c.isMuted "muted"}} {{if noCategoryStyle "no-category-style"}}" style={{unless noCategoryStyle (border-color c.color)}}>
             {{category-title-link category=c}}
             {{#unless c.isMuted}}
               {{#if c.description_excerpt}}
@@ -24,7 +24,7 @@
                 <table class="category-list subcategories-with-subcategories">
                   <tbody>
                     {{#each c.subcategories as |subcategory|}}
-                      <tr data-category-id={{subcategory.id}} data-notification-level={{subcategory.notificationLevelString}} class="{{if subcategory.description_excerpt 'has-description' 'no-description'}} {{if subcategory.uploaded_logo.url 'has-logo' 'no-logo'}}">
+                      <tr data-category-id={{subcategory.id}} data-notification-level={{subcategory.notificationLevelString}} class="{{if subcategory.description_excerpt "has-description" "no-description"}} {{if subcategory.uploaded_logo.url "has-logo" "no-logo"}}">
                         <td class="category" style={{border-color subcategory.color}}>
                           {{category-title-link tagName="h4" category=subcategory}}
                           {{#if subcategory.description_excerpt}}
@@ -33,10 +33,10 @@
                             </div>
                           {{/if}}
                           {{#if subcategory.subcategories}}
-                            <div class='subcategories'>
+                            <div class="subcategories">
                               {{#each subcategory.subcategories as |subsubcategory|}}
                                 {{#unless subsubcategory.isMuted}}
-                                  <span class='subcategory'>
+                                  <span class="subcategory">
                                     {{category-title-before category=subsubcategory}}
                                     {{category-link subsubcategory hideParent="true"}}
                                   </span>
@@ -56,10 +56,10 @@
                   </tbody>
                 </table>
               {{else if c.subcategories}}
-                <div class='subcategories'>
+                <div class="subcategories">
                   {{#each c.subcategories as |subcategory|}}
                     {{#unless subcategory.isMuted}}
-                      <span class='subcategory'>
+                      <span class="subcategory">
                         {{category-title-before category=subcategory}}
                         {{category-link subcategory hideParent="true"}}
                         {{category-unread category=subcategory}}
diff --git a/app/assets/javascripts/discourse/templates/components/categories-topic-list.hbs b/app/assets/javascripts/discourse/templates/components/categories-topic-list.hbs
index 8a70f1b6fc9..7c94faebd2e 100644
--- a/app/assets/javascripts/discourse/templates/components/categories-topic-list.hbs
+++ b/app/assets/javascripts/discourse/templates/components/categories-topic-list.hbs
@@ -1,4 +1,4 @@
-<div class='table-heading' aria-role="heading" aria-level="2">
+<div aria-role="heading" aria-level="2" class="table-heading">
   {{i18n (concat "filters." filter ".title")}}
 </div>
 
@@ -7,10 +7,10 @@
     {{latest-topic-list-item topic=t}}
   {{/each}}
   <div class="more-topics">
-    <a href={{get-url (concat '/' filter)}} class="btn btn-default pull-right">{{i18n "more"}}</a>
+    <a href={{get-url (concat "/" filter)}} class="btn btn-default pull-right">{{i18n "more"}}</a>
   </div>
 {{else}}
-  <div class='no-topics'>
+  <div class="no-topics">
     <h3>{{i18n (concat "topics.none." filter)}}</h3>
   </div>
 {{/if}}
diff --git a/app/assets/javascripts/discourse/templates/components/category-name-fields.hbs b/app/assets/javascripts/discourse/templates/components/category-name-fields.hbs
index d6449d31362..b54858ff79f 100644
--- a/app/assets/javascripts/discourse/templates/components/category-name-fields.hbs
+++ b/app/assets/javascripts/discourse/templates/components/category-name-fields.hbs
@@ -1,12 +1,12 @@
-<section class='field'>
+<section class="field">
   {{#unless category.isUncategorizedCategory}}
     <section class="field-item">
-      <label>{{i18n 'category.name'}}</label>
+      <label>{{i18n "category.name"}}</label>
       {{text-field value=category.name placeholderKey="category.name_placeholder" maxlength="50"}}
     </section>
   {{/unless}}
   <section class="field-item">
-    <label>{{i18n 'category.slug'}}</label>
+    <label>{{i18n "category.slug"}}</label>
     {{text-field value=category.slug placeholderKey="category.slug_placeholder" maxlength="255"}}
   </section>
 </section>
diff --git a/app/assets/javascripts/discourse/templates/components/category-title-link.hbs b/app/assets/javascripts/discourse/templates/components/category-title-link.hbs
index f973a28f1f3..a37e55354f7 100644
--- a/app/assets/javascripts/discourse/templates/components/category-title-link.hbs
+++ b/app/assets/javascripts/discourse/templates/components/category-title-link.hbs
@@ -2,7 +2,7 @@
   <div class="category-text-title">
     {{category-title-before category=category}}
     {{#if category.read_restricted}}
-      {{d-icon 'lock'}}
+      {{d-icon "lock"}}
     {{/if}}
     <span class="category-name">{{dir-span category.name}}</span>
   </div>
diff --git a/app/assets/javascripts/discourse/templates/components/category-unread.hbs b/app/assets/javascripts/discourse/templates/components/category-unread.hbs
index 15604d0f3cd..f50c843f85c 100644
--- a/app/assets/javascripts/discourse/templates/components/category-unread.hbs
+++ b/app/assets/javascripts/discourse/templates/components/category-unread.hbs
@@ -1,6 +1,6 @@
 {{#if category.unreadTopics}}
-  <a href={{category.unreadUrl}} class='badge new-posts badge-notification' title={{i18n 'topic.unread_topics' count=category.unreadTopics}}>{{i18n 'filters.unread.lower_title_with_count' count=category.unreadTopics}}</a>
+  <a href={{category.unreadUrl}} title={{i18n "topic.unread_topics" count=category.unreadTopics}} class="badge new-posts badge-notification">{{i18n "filters.unread.lower_title_with_count" count=category.unreadTopics}}</a>
 {{/if}}
 {{#if category.newTopics}}
-  <a href={{category.newUrl}} class='badge new-posts badge-notification' title={{i18n 'topic.new_topics' count=category.newTopics}}>{{i18n 'filters.new.lower_title_with_count' count=category.newTopics}}</a>
+  <a href={{category.newUrl}} title={{i18n "topic.new_topics" count=category.newTopics}} class="badge new-posts badge-notification">{{i18n "filters.new.lower_title_with_count" count=category.newTopics}}</a>
 {{/if}}
diff --git a/app/assets/javascripts/discourse/templates/components/choose-message.hbs b/app/assets/javascripts/discourse/templates/components/choose-message.hbs
index b602627f0f5..f8005caa4ad 100644
--- a/app/assets/javascripts/discourse/templates/components/choose-message.hbs
+++ b/app/assets/javascripts/discourse/templates/components/choose-message.hbs
@@ -1,17 +1,17 @@
-<label for='choose-message-title'>{{i18n 'choose_message.title.search'}}</label>
+<label for="choose-message-title">{{i18n "choose_message.title.search"}}</label>
 
 {{text-field value=messageTitle placeholderKey="choose_message.title.placeholder" id="choose-message-title"}}
 
 {{#if loading}}
-  <p>{{i18n 'loading'}}</p>
+  <p>{{i18n "loading"}}</p>
 {{else}}
   {{#if noResults}}
-    <p>{{i18n 'choose_message.none_found'}}</p>
+    <p>{{i18n "choose_message.none_found"}}</p>
   {{else}}
     {{#each messages as |m|}}
-      <div class='controls existing-message'>
-        <label class='radio'>
-          <input type='radio' id="choose-message-{{m.id}}" name='choose_message_id' {{action "chooseMessage" m}}>
+      <div class="controls existing-message">
+        <label class="radio">
+          <input id="choose-message-{{m.id}}" {{action "chooseMessage" m}} type="radio" name="choose_message_id">
           <span class="message-title">
             {{m.title}}
           </span>
diff --git a/app/assets/javascripts/discourse/templates/components/choose-topic.hbs b/app/assets/javascripts/discourse/templates/components/choose-topic.hbs
index 2e5921d0e7d..65a8dd3639c 100644
--- a/app/assets/javascripts/discourse/templates/components/choose-topic.hbs
+++ b/app/assets/javascripts/discourse/templates/components/choose-topic.hbs
@@ -1,17 +1,17 @@
-<label for='choose-topic-title'>{{i18n labelText}}</label>
+<label for="choose-topic-title">{{i18n labelText}}</label>
 
 {{text-field value=topicTitle placeholderKey="choose_topic.title.placeholder" id="choose-topic-title"}}
 
 {{#if loading}}
-  <p>{{i18n 'loading'}}</p>
+  <p>{{i18n "loading"}}</p>
 {{else}}
   {{#if noResults}}
-    <p>{{i18n 'choose_topic.none_found'}}</p>
+    <p>{{i18n "choose_topic.none_found"}}</p>
   {{else}}
     {{#each topics as |t|}}
-      <div class='controls existing-topic'>
-        <label class='radio'>
-          <input type='radio' id="choose-topic-{{t.id}}" name='choose_topic_id' {{action "chooseTopic" t}}>
+      <div class="controls existing-topic">
+        <label class="radio">
+          <input id="choose-topic-{{t.id}}" {{action "chooseTopic" t}} type="radio" name="choose_topic_id">
           {{raw "topic-status" topic=t}}
           <span class="topic-title">
             {{t.title}}
diff --git a/app/assets/javascripts/discourse/templates/components/color-picker.hbs b/app/assets/javascripts/discourse/templates/components/color-picker.hbs
index 9832ffdf7d1..a7b3613fa53 100644
--- a/app/assets/javascripts/discourse/templates/components/color-picker.hbs
+++ b/app/assets/javascripts/discourse/templates/components/color-picker.hbs
@@ -1,5 +1,5 @@
 {{#each colors as |c|}}
   {{#color-picker-choice color=c usedColors=usedColors selectColor=(action "selectColor")}}
-    {{d-icon 'check'}}
+    {{d-icon "check"}}
   {{/color-picker-choice}}
 {{/each}}
diff --git a/app/assets/javascripts/discourse/templates/components/composer-user-selector.hbs b/app/assets/javascripts/discourse/templates/components/composer-user-selector.hbs
index dd7ad30ff6c..34e72ab50e7 100644
--- a/app/assets/javascripts/discourse/templates/components/composer-user-selector.hbs
+++ b/app/assets/javascripts/discourse/templates/components/composer-user-selector.hbs
@@ -3,19 +3,19 @@
     topicId=topicId
     onChangeCallback=(action "triggerResize")
     id="private-message-users"
-    includeMessageableGroups='true'
+    includeMessageableGroups="true"
     placeholderKey="composer.users_placeholder"
     tabindex="1"
     usernames=usernames
     hasGroups=hasGroups
-    allowEmails='true'
+    allowEmails="true"
     autocomplete="discourse"
   }}
 {{else}}
   <a href {{action "toggleSelector"}}>
-    <div class='ac-wrap composer-user-selector-limited'>
+    <div class="ac-wrap composer-user-selector-limited">
       <span>{{limitedUsernames}}</span>
-      <span class='btn btn-primary'>{{hiddenUsersCount}}</span>
+      <span class="btn btn-primary">{{hiddenUsersCount}}</span>
     </div>
   </a>
 {{/if}}
diff --git a/app/assets/javascripts/discourse/templates/components/create-topics-notice.hbs b/app/assets/javascripts/discourse/templates/components/create-topics-notice.hbs
index a508a69b396..af83ebbb103 100644
--- a/app/assets/javascripts/discourse/templates/components/create-topics-notice.hbs
+++ b/app/assets/javascripts/discourse/templates/components/create-topics-notice.hbs
@@ -1,6 +1,6 @@
 {{#unless hidden}}
-  <div class='row'>
-    <div class='alert alert-info alert-too-few-topics'>
+  <div class="row">
+    <div class="alert alert-info alert-too-few-topics">
       {{message}}
     </div>
   </div>
diff --git a/app/assets/javascripts/discourse/templates/components/csv-uploader.hbs b/app/assets/javascripts/discourse/templates/components/csv-uploader.hbs
index 51fc598783e..4d03e30953e 100644
--- a/app/assets/javascripts/discourse/templates/components/csv-uploader.hbs
+++ b/app/assets/javascripts/discourse/templates/components/csv-uploader.hbs
@@ -3,5 +3,5 @@
   <input class="hidden-upload-field" disabled={{uploading}} type="file" accept=".csv">
 </label>
 {{#if uploading}}
-  <span>{{i18n 'upload_selector.uploading'}} {{uploadProgress}}%</span>
+  <span>{{i18n "upload_selector.uploading"}} {{uploadProgress}}%</span>
 {{/if}}
diff --git a/app/assets/javascripts/discourse/templates/components/d-button.hbs b/app/assets/javascripts/discourse/templates/components/d-button.hbs
index 58105b2cd20..6c9ed400751 100644
--- a/app/assets/javascripts/discourse/templates/components/d-button.hbs
+++ b/app/assets/javascripts/discourse/templates/components/d-button.hbs
@@ -11,7 +11,7 @@
 {{/if}}
 
 {{#if translatedLabel}}
-  <span class='d-button-label'>{{html-safe translatedLabel}}{{#if ellipsis}}&hellip;{{/if}}</span>
+  <span class="d-button-label">{{html-safe translatedLabel}}{{#if ellipsis}}&hellip;{{/if}}</span>
 {{/if}}
 
 {{yield}}
diff --git a/app/assets/javascripts/discourse/templates/components/d-editor.hbs b/app/assets/javascripts/discourse/templates/components/d-editor.hbs
index 955ef53a717..f48dc424ac4 100644
--- a/app/assets/javascripts/discourse/templates/components/d-editor.hbs
+++ b/app/assets/javascripts/discourse/templates/components/d-editor.hbs
@@ -1,6 +1,6 @@
-<div class='d-editor-container'>
+<div class="d-editor-container">
   <div class="d-editor-textarea-wrapper {{if disabled "disabled"}}">
-    <div class='d-editor-button-bar'>
+    <div class="d-editor-button-bar">
       {{#each toolbar.groups as |group|}}
         {{#each group.buttons as |b|}}
           {{#if b.popupMenu}}
@@ -27,7 +27,7 @@
         {{/each}}
 
         {{#unless group.lastGroup}}
-          <div class='d-editor-spacer'></div>
+          <div class="d-editor-spacer"></div>
         {{/unless}}
       {{/each}}
     </div>
@@ -45,10 +45,10 @@
     {{plugin-outlet name="after-d-editor" tagName="" args=outletArgs}}
   </div>
 
-  <div class="d-editor-preview-wrapper {{if forcePreview 'force-preview'}}">
+  <div class="d-editor-preview-wrapper {{if forcePreview "force-preview"}}">
     <div class="d-editor-preview">{{html-safe preview}}</div>
     {{plugin-outlet name="editor-preview" classNames="d-editor-plugin" args=outletArgs}}
   </div>
 </div>
 
-{{emoji-picker active=emojiPickerIsActive isEditorFocused=isEditorFocused emojiSelected=(action 'emojiSelected')}}
+{{emoji-picker active=emojiPickerIsActive isEditorFocused=isEditorFocused emojiSelected=(action "emojiSelected")}}
diff --git a/app/assets/javascripts/discourse/templates/components/d-modal-cancel.hbs b/app/assets/javascripts/discourse/templates/components/d-modal-cancel.hbs
index f61b3ed7c7c..1acf461025f 100644
--- a/app/assets/javascripts/discourse/templates/components/d-modal-cancel.hbs
+++ b/app/assets/javascripts/discourse/templates/components/d-modal-cancel.hbs
@@ -1 +1 @@
-<a href {{action close}} class='d-modal-cancel'>{{i18n 'cancel'}}</a>
+<a href {{action close}} class="d-modal-cancel">{{i18n "cancel"}}</a>
diff --git a/app/assets/javascripts/discourse/templates/components/d-modal.hbs b/app/assets/javascripts/discourse/templates/components/d-modal.hbs
index 9df8af3a177..f9e2c830ddf 100644
--- a/app/assets/javascripts/discourse/templates/components/d-modal.hbs
+++ b/app/assets/javascripts/discourse/templates/components/d-modal.hbs
@@ -27,7 +27,7 @@
         {{/if}}
       </div>
 
-      <div id='modal-alert'></div>
+      <div id="modal-alert"></div>
 
       {{yield}}
 
diff --git a/app/assets/javascripts/discourse/templates/components/date-time-input-range.hbs b/app/assets/javascripts/discourse/templates/components/date-time-input-range.hbs
index 0df2fbcc708..faa96a1eca4 100644
--- a/app/assets/javascripts/discourse/templates/components/date-time-input-range.hbs
+++ b/app/assets/javascripts/discourse/templates/components/date-time-input-range.hbs
@@ -17,7 +17,7 @@
   <div class="alert error">{{error}}</div>
 {{/if}}
 
-<div class="panel from {{if fromPanelActive 'visible'}}">
+<div class="panel from {{if fromPanelActive "visible"}}">
   {{date-time-input
     date=from
     onChange=(action "_onChange" (hash prop="from"))
@@ -25,7 +25,7 @@
   }}
 </div>
 
-<div class="panel to {{if toPanelActive 'visible'}}">
+<div class="panel to {{if toPanelActive "visible"}}">
   {{date-time-input
     date=to
     onChange=(action "_onChange" (hash prop="to"))
diff --git a/app/assets/javascripts/discourse/templates/components/desktop-notification-config.hbs b/app/assets/javascripts/discourse/templates/components/desktop-notification-config.hbs
index 4b1ea0f1112..0d88488ae40 100644
--- a/app/assets/javascripts/discourse/templates/components/desktop-notification-config.hbs
+++ b/app/assets/javascripts/discourse/templates/components/desktop-notification-config.hbs
@@ -2,7 +2,7 @@
   {{d-button icon="bell-slash" class="btn-default" label="user.desktop_notifications.not_supported" disabled="true"}}
 {{/if}}
 {{#if isDeniedPermission}}
-  {{d-button icon="bell-slash" class="btn-default"  label="user.desktop_notifications.perm_denied_btn" action=(action "recheckPermission") disabled='true'}}
+  {{d-button icon="bell-slash" class="btn-default" label="user.desktop_notifications.perm_denied_btn" action=(action "recheckPermission") disabled="true"}}
   {{i18n "user.desktop_notifications.perm_denied_expl"}}
 {{else}}
   {{#if isEnabled}}
diff --git a/app/assets/javascripts/discourse/templates/components/directory-item.hbs b/app/assets/javascripts/discourse/templates/components/directory-item.hbs
index e7758227f4a..d939e353b45 100644
--- a/app/assets/javascripts/discourse/templates/components/directory-item.hbs
+++ b/app/assets/javascripts/discourse/templates/components/directory-item.hbs
@@ -7,5 +7,5 @@
 <td>{{number item.posts_read}}</td>
 <td>{{number item.days_visited}}</td>
 {{#if showTimeRead}}
-  <td><span class='time-read'>{{format-duration item.time_read}}</span></td>
+  <td><span class="time-read">{{format-duration item.time_read}}</span></td>
 {{/if}}
diff --git a/app/assets/javascripts/discourse/templates/components/edit-category-general.hbs b/app/assets/javascripts/discourse/templates/components/edit-category-general.hbs
index 9799c5ee42f..75590dbbdbd 100644
--- a/app/assets/javascripts/discourse/templates/components/edit-category-general.hbs
+++ b/app/assets/javascripts/discourse/templates/components/edit-category-general.hbs
@@ -1,7 +1,7 @@
 {{#if category.isUncategorizedCategory}}
   <p class="warning">
     {{d-icon "exclamation-triangle"}}
-    {{html-safe (i18n 'category.uncategorized_general_warning' settingLink=uncategorizedSiteSettingLink customizeLink=customizeTextContentLink)}}
+    {{html-safe (i18n "category.uncategorized_general_warning" settingLink=uncategorizedSiteSettingLink customizeLink=customizeTextContentLink)}}
   </p>
 {{/if}}
 
@@ -9,8 +9,8 @@
   {{category-name-fields category=category tagName=""}}
 
   {{#if canSelectParentCategory}}
-    <section class='field'>
-      <label>{{i18n 'category.parent'}}</label>
+    <section class="field">
+      <label>{{i18n "category.parent"}}</label>
       {{category-chooser
         rootNone=true
         value=category.parent_category_id
@@ -24,8 +24,8 @@
   {{/if}}
 
   {{#if subCategories}}
-    <section class='field'>
-      <label>{{i18n 'categories.subcategories'}}</label>
+    <section class="field">
+      <label>{{i18n "categories.subcategories"}}</label>
       {{#each subCategories as |s|}}
         {{category-badge s hideParent="true"}}
       {{/each}}
@@ -33,12 +33,12 @@
   {{/if}}
 
   {{#if showDescription}}
-    <section class='field'>
-      <label>{{i18n 'category.description'}}</label>
+    <section class="field">
+      <label>{{i18n "category.description"}}</label>
       {{#if category.description}}
         {{html-safe category.description}}
       {{else}}
-        {{i18n 'category.no_description'}}
+        {{i18n "category.no_description"}}
       {{/if}}
       {{#if category.topic_url}}
         <br>
@@ -48,24 +48,24 @@
   {{/if}}
 
   {{#unless noCategoryStyle}}
-    <section class='field'>
-      <label>{{i18n 'category.badge_colors'}}</label>
+    <section class="field">
+      <label>{{i18n "category.badge_colors"}}</label>
       <div class="category-color-editor">
         {{html-safe categoryBadgePreview}}
 
-        <div class='input-prepend input-append' style="margin-top: 10px;">
-          <span class='color-title'>{{i18n 'category.background_color'}}:</span>
+        <div style="margin-top: 10px;" class="input-prepend input-append">
+          <span class="color-title">{{i18n "category.background_color"}}:</span>
           <div class="colorpicker-wrapper">
-            <span class='add-on'>#</span>{{text-field value=category.color placeholderKey="category.color_placeholder" maxlength="6"}}
+            <span class="add-on">#</span>{{text-field value=category.color placeholderKey="category.color_placeholder" maxlength="6"}}
             {{color-picker colors=backgroundColors usedColors=usedBackgroundColors value=category.color}}
           </div>
         </div>
 
-        <div class='input-prepend input-append'>
-          <span class='color-title'>{{i18n 'category.foreground_color'}}:</span>
+        <div class="input-prepend input-append">
+          <span class="color-title">{{i18n "category.foreground_color"}}:</span>
           <div class="colorpicker-wrapper">
-            <span class='add-on'>#</span>{{text-field value=category.text_color placeholderKey="category.color_placeholder" maxlength="6"}}
-            {{color-picker colors=foregroundColors value=category.text_color id='edit-text-color'}}
+            <span class="add-on">#</span>{{text-field value=category.text_color placeholderKey="category.color_placeholder" maxlength="6"}}
+            {{color-picker colors=foregroundColors value=category.text_color id="edit-text-color"}}
           </div>
         </div>
       </div>
diff --git a/app/assets/javascripts/discourse/templates/components/edit-category-images.hbs b/app/assets/javascripts/discourse/templates/components/edit-category-images.hbs
index f84d3e88a1a..e55962d8069 100644
--- a/app/assets/javascripts/discourse/templates/components/edit-category-images.hbs
+++ b/app/assets/javascripts/discourse/templates/components/edit-category-images.hbs
@@ -1,5 +1,5 @@
-<section class='field'>
-  <label>{{i18n 'category.logo'}}</label>
+<section class="field">
+  <label>{{i18n "category.logo"}}</label>
   {{image-uploader
     imageUrl=logoImageUrl
     onUploadDone=(action "logoUploadDone")
@@ -8,8 +8,8 @@
     class="no-repeat contain-image"}}
 </section>
 
-<section class='field'>
-  <label>{{i18n 'category.background_image'}}</label>
+<section class="field">
+  <label>{{i18n "category.background_image"}}</label>
   {{image-uploader
     imageUrl=backgroundImageUrl
     onUploadDone=(action "backgroundUploadDone")
diff --git a/app/assets/javascripts/discourse/templates/components/edit-category-security.hbs b/app/assets/javascripts/discourse/templates/components/edit-category-security.hbs
index 68fb66239c4..91978bec1cb 100644
--- a/app/assets/javascripts/discourse/templates/components/edit-category-security.hbs
+++ b/app/assets/javascripts/discourse/templates/components/edit-category-security.hbs
@@ -1,13 +1,13 @@
-<section class='field'>
+<section class="field">
   {{#if category.is_special}}
     {{#if category.isUncategorizedCategory}}
-      <p class="warning">{{i18n 'category.uncategorized_security_warning'}}</p>
+      <p class="warning">{{i18n "category.uncategorized_security_warning"}}</p>
     {{else}}
-      <p class="warning">{{i18n 'category.special_warning'}}</p>
+      <p class="warning">{{i18n "category.special_warning"}}</p>
     {{/if}}
   {{/if}}
   {{#unless category.isUncategorizedCategory}}
-    <ul class='permission-list'>
+    <ul class="permission-list">
       {{#each category.permissions as |p|}}
         <li>
           <span class="name"><span class="badge-group">{{p.group_name}}</span></span>
diff --git a/app/assets/javascripts/discourse/templates/components/edit-category-settings.hbs b/app/assets/javascripts/discourse/templates/components/edit-category-settings.hbs
index 401f4ebcb79..f7b4981e7a5 100644
--- a/app/assets/javascripts/discourse/templates/components/edit-category-settings.hbs
+++ b/app/assets/javascripts/discourse/templates/components/edit-category-settings.hbs
@@ -1,19 +1,19 @@
 <section>
-  <h3>{{i18n 'category.settings_sections.general'}}</h3>
+  <h3>{{i18n "category.settings_sections.general"}}</h3>
 
   {{#if showPositionInput}}
-    <section class='field position-fields'>
+    <section class="field position-fields">
       <label for="category-position">
-        {{i18n 'category.position'}}
+        {{i18n "category.position"}}
       </label>
       {{text-field value=category.position id="category-position" class="position-input" type="number"}}
     </section>
   {{/if}}
 
   {{#unless showPositionInput}}
-    <section class='field'>
-      {{i18n 'category.position_disabled'}}
-      <a href={{get-url '/admin/site_settings/category/basic'}}>{{i18n 'category.position_disabled_click'}}</a>
+    <section class="field">
+      {{i18n "category.position_disabled"}}
+      <a href={{get-url "/admin/site_settings/category/basic"}}>{{i18n "category.position_disabled_click"}}</a>
     </section>
   {{/unless}}
 
@@ -46,19 +46,19 @@
     </div>
   </section>
 
-  <section class='field'>
+  <section class="field">
     <label>
       {{input type="checkbox" checked=category.allow_badges}}
-      {{i18n 'category.allow_badges_label'}}
+      {{i18n "category.allow_badges_label"}}
     </label>
   </section>
 
   {{#if siteSettings.topic_featured_link_enabled}}
-    <section class='field'>
+    <section class="field">
       <div class="allowed-topic-featured-link-category">
         <label class="checkbox-label">
           {{input type="checkbox" checked=category.topic_featured_link_allowed}}
-          {{i18n 'category.topic_featured_link_allowed'}}
+          {{i18n "category.topic_featured_link_allowed"}}
         </label>
       </div>
     </section>
@@ -80,11 +80,11 @@
 </section>
 
 <section>
-  <h3>{{i18n 'category.settings_sections.moderation'}}</h3>
+  <h3>{{i18n "category.settings_sections.moderation"}}</h3>
   {{#if siteSettings.enable_category_group_review}}
     <section class="field">
       <label for="reviewable-by-group">
-        {{i18n 'category.reviewable_by_group'}}
+        {{i18n "category.reviewable_by_group"}}
       </label>
       {{group-selector
         groupFinder=groupFinder
@@ -98,34 +98,34 @@
   <section class="field">
     <label>
       {{input type="checkbox" checked=category.custom_fields.require_topic_approval}}
-      {{i18n 'category.require_topic_approval'}}
+      {{i18n "category.require_topic_approval"}}
     </label>
   </section>
 
   <section class="field">
     <label>
       {{input type="checkbox" checked=category.custom_fields.require_reply_approval}}
-      {{i18n 'category.require_reply_approval'}}
+      {{i18n "category.require_reply_approval"}}
     </label>
   </section>
 
-  <section class='field'>
+  <section class="field">
     <div class="control-group">
       <label for="topic-auto-close">
-        {{i18n 'topic.auto_close.label'}}
+        {{i18n "topic.auto_close.label"}}
       </label>
       {{text-field value=category.auto_close_hours id="topic-auto-close" type="number"}}
       <label>
         {{input type="checkbox" checked=category.auto_close_based_on_last_post}}
-        {{i18n 'topic.auto_close.based_on_last_post'}}
+        {{i18n "topic.auto_close.based_on_last_post"}}
       </label>
     </div>
   </section>
 
   {{#if siteSettings.tagging_enabled}}
-    <section class='field minimum-required-tags'>
+    <section class="field minimum-required-tags">
       <label for="category-minimum-tags">
-        {{i18n 'category.minimum_required_tags'}}
+        {{i18n "category.minimum_required_tags"}}
       </label>
       {{text-field value=category.minimum_required_tags id="category-minimum-tags" type="number" min="0"}}
     </section>
@@ -227,25 +227,25 @@
   <h3>{{i18n "category.settings_sections.email"}}</h3>
 
   {{#if emailInEnabled}}
-    <section class='field'>
+    <section class="field">
       <label for="category-email-in">
         {{d-icon "far-envelope"}}
-        {{i18n 'category.email_in'}}
+        {{i18n "category.email_in"}}
       </label>
       {{text-field id="category-email-in" class="email-in" value=category.email_in}}
     </section>
 
-    <section class='field'>
+    <section class="field">
       <label>
         {{input type="checkbox" checked=category.email_in_allow_strangers}}
-        {{i18n 'category.email_in_allow_strangers'}}
+        {{i18n "category.email_in_allow_strangers"}}
       </label>
     </section>
 
-    <section class='field'>
+    <section class="field">
       <label>
         {{input type="checkbox" checked=category.mailinglist_mirror}}
-        {{i18n 'category.mailinglist_mirror'}}
+        {{i18n "category.mailinglist_mirror"}}
       </label>
     </section>
 
@@ -253,9 +253,9 @@
   {{/if}}
 
   {{#unless emailInEnabled}}
-    <section class='field'>
-      {{i18n 'category.email_in_disabled'}}
-      <a href={{get-url '/admin/site_settings/category/email'}}>{{i18n 'category.email_in_disabled_click'}}</a>
+    <section class="field">
+      {{i18n "category.email_in_disabled"}}
+      <a href={{get-url "/admin/site_settings/category/email"}}>{{i18n "category.email_in_disabled_click"}}</a>
     </section>
   {{/unless}}
 </section>
diff --git a/app/assets/javascripts/discourse/templates/components/edit-category-tab.hbs b/app/assets/javascripts/discourse/templates/components/edit-category-tab.hbs
index f56683a3f6e..4338f2cb57e 100644
--- a/app/assets/javascripts/discourse/templates/components/edit-category-tab.hbs
+++ b/app/assets/javascripts/discourse/templates/components/edit-category-tab.hbs
@@ -1 +1 @@
-<a href {{action "select"}} class={{if active 'active'}}>{{title}}</a>
+<a href {{action "select"}} class={{if active "active"}}>{{title}}</a>
diff --git a/app/assets/javascripts/discourse/templates/components/edit-category-tags.hbs b/app/assets/javascripts/discourse/templates/components/edit-category-tags.hbs
index 593d8357443..6fcb4bded0b 100644
--- a/app/assets/javascripts/discourse/templates/components/edit-category-tags.hbs
+++ b/app/assets/javascripts/discourse/templates/components/edit-category-tags.hbs
@@ -1,5 +1,5 @@
 <section class="field">
-  <label for="category-allowed-tags">{{i18n 'category.tags_allowed_tags'}}</label>
+  <label for="category-allowed-tags">{{i18n "category.tags_allowed_tags"}}</label>
   {{tag-chooser
     id="category-allowed-tags"
     tags=category.allowed_tags
@@ -14,36 +14,36 @@
 </section>
 
 <section class="field">
-  <label for="category-allowed-tag-groups">{{i18n 'category.tags_allowed_tag_groups'}}</label>
+  <label for="category-allowed-tag-groups">{{i18n "category.tags_allowed_tag_groups"}}</label>
   {{tag-group-chooser
     id="category-allowed-tag-groups"
     tagGroups=category.allowed_tag_groups
   }}
-  {{#link-to 'tagGroups'}}{{i18n 'category.manage_tag_groups_link'}}{{/link-to}}
-</section>
-
-<section class='field'>
-  <label>
-    {{input type="checkbox" checked=category.allow_global_tags id="allow_global_tags" disabled=disableAllowGlobalTags}}
-    {{i18n 'category.allow_global_tags_label'}}
-  </label>
-</section>
-
-<section class='field'>
-  {{i18n 'category.tags_tab_description'}}
+  {{#link-to "tagGroups"}}{{i18n "category.manage_tag_groups_link"}}{{/link-to}}
 </section>
 
 <section class="field">
-  {{i18n 'category.required_tag_group_description'}}
+  <label>
+    {{input type="checkbox" checked=category.allow_global_tags id="allow_global_tags" disabled=disableAllowGlobalTags}}
+    {{i18n "category.allow_global_tags_label"}}
+  </label>
+</section>
+
+<section class="field">
+  {{i18n "category.tags_tab_description"}}
+</section>
+
+<section class="field">
+  {{i18n "category.required_tag_group_description"}}
 </section>
 
 <section class="field with-items">
   <section class="field-item">
-    <label>{{i18n 'category.min_tags_from_required_group_label'}}</label>
+    <label>{{i18n "category.min_tags_from_required_group_label"}}</label>
     {{text-field value=category.min_tags_from_required_group id="category-min-tags-from-group" type="number" min="1"}}
   </section>
   <section class="field-item">
-    <label>{{i18n 'category.required_tag_group_label'}}</label>
+    <label>{{i18n "category.required_tag_group_label"}}</label>
     {{tag-group-chooser
       id="category-required-tag-group"
       tagGroups=category.required_tag_groups
diff --git a/app/assets/javascripts/discourse/templates/components/edit-category-topic-template.hbs b/app/assets/javascripts/discourse/templates/components/edit-category-topic-template.hbs
index c0d58fbbd9d..6b9fa9b84d8 100644
--- a/app/assets/javascripts/discourse/templates/components/edit-category-topic-template.hbs
+++ b/app/assets/javascripts/discourse/templates/components/edit-category-topic-template.hbs
@@ -1,2 +1,2 @@
-<label>{{i18n 'category.topic_template'}}</label>
+<label>{{i18n "category.topic_template"}}</label>
 {{d-editor value=category.topic_template}}
diff --git a/app/assets/javascripts/discourse/templates/components/edit-topic-timer-form.hbs b/app/assets/javascripts/discourse/templates/components/edit-topic-timer-form.hbs
index e5ad76f9794..0303a494a62 100644
--- a/app/assets/javascripts/discourse/templates/components/edit-topic-timer-form.hbs
+++ b/app/assets/javascripts/discourse/templates/components/edit-topic-timer-form.hbs
@@ -9,7 +9,7 @@
   </div>
   {{#if publishToCategory}}
     <div class="control-group">
-      <label>{{i18n 'topic.topic_status_update.publish_to'}}</label>
+      <label>{{i18n "topic.topic_status_update.publish_to"}}</label>
       {{category-chooser
         value=topicTimer.category_id
         excludeCategoryId=excludeCategoryId
diff --git a/app/assets/javascripts/discourse/templates/components/emoji-picker.hbs b/app/assets/javascripts/discourse/templates/components/emoji-picker.hbs
index a5a525b4f12..7f7490eef7e 100644
--- a/app/assets/javascripts/discourse/templates/components/emoji-picker.hbs
+++ b/app/assets/javascripts/discourse/templates/components/emoji-picker.hbs
@@ -1,2 +1,2 @@
-<div class='emoji-picker'></div>
-<div class='emoji-picker-modal'></div>
+<div class="emoji-picker"></div>
+<div class="emoji-picker-modal"></div>
diff --git a/app/assets/javascripts/discourse/templates/components/emoji-uploader.hbs b/app/assets/javascripts/discourse/templates/components/emoji-uploader.hbs
index 186ee15afe2..7e1506383ca 100644
--- a/app/assets/javascripts/discourse/templates/components/emoji-uploader.hbs
+++ b/app/assets/javascripts/discourse/templates/components/emoji-uploader.hbs
@@ -33,7 +33,7 @@
     </div>
     <div class="control">
       <div class="input">
-        <label class="btn btn-default btn-primary {{if addDisabled 'disabled'}}">
+        <label class="btn btn-default btn-primary {{if addDisabled "disabled"}}">
           {{d-icon "plus"}}
           {{i18n "admin.emoji.add"}}
           <input
diff --git a/app/assets/javascripts/discourse/templates/components/featured-topic.hbs b/app/assets/javascripts/discourse/templates/components/featured-topic.hbs
index 10d9d5fcba2..937d05c1d56 100644
--- a/app/assets/javascripts/discourse/templates/components/featured-topic.hbs
+++ b/app/assets/javascripts/discourse/templates/components/featured-topic.hbs
@@ -1,10 +1,10 @@
 {{raw "topic-status" topic=topic}}
-<a class='title' href={{topic.lastUnreadUrl}}>{{html-safe topic.fancyTitle}}</a>
+<a href={{topic.lastUnreadUrl}} class="title">{{html-safe topic.fancyTitle}}</a>
 {{topic-post-badges newPosts=topic.totalUnread unseen=topic.unseen url=topic.lastUnreadUrl}}
 
 {{#if latestTopicOnly}}
-  <div class='last-user-info'>
-    {{i18n 'categories.latest_by'}} <a href={{html-safe topic.lastPosterUrl}}>{{topic.last_poster.username}}</a>
+  <div class="last-user-info">
+    {{i18n "categories.latest_by"}} <a href={{html-safe topic.lastPosterUrl}}>{{topic.last_poster.username}}</a>
     <a href={{topic.lastPostUrl}}>{{format-age topic.last_posted_at}}</a>
   </div>
 {{else}}
diff --git a/app/assets/javascripts/discourse/templates/components/flag-action-type.hbs b/app/assets/javascripts/discourse/templates/components/flag-action-type.hbs
index cc7b592b42c..88166064c09 100644
--- a/app/assets/javascripts/discourse/templates/components/flag-action-type.hbs
+++ b/app/assets/javascripts/discourse/templates/components/flag-action-type.hbs
@@ -1,11 +1,11 @@
 {{#if isNotifyUser}}
   <h3>{{formattedName}}</h3>
-  <div class='controls'>
-    <label class='radio'>
-      <input type='radio' id="radio_{{flag.name_key}}" {{action "changePostActionType" flag}} name='post_action_type_index'>
+  <div class="controls">
+    <label class="radio">
+      <input id="radio_{{flag.name_key}}" {{action "changePostActionType" flag}} type="radio" name="post_action_type_index">
 
-      <div class='flag-action-type-details'>
-        <span class='description'>{{html-safe flag.description}}</span>
+      <div class="flag-action-type-details">
+        <span class="description">{{html-safe flag.description}}</span>
         {{#if showMessageInput}}
           {{textarea name="message" class="flag-message" placeholder=customPlaceholder value=message}}
           <div class="custom-message-length {{customMessageLengthClasses}}">{{customMessageLength}}</div>
@@ -15,16 +15,16 @@
   </div>
   {{#if staffFlagsAvailable}}
     <hr>
-    <h3>{{i18n 'flagging.notify_staff'}}</h3>
+    <h3>{{i18n "flagging.notify_staff"}}</h3>
   {{/if}}
 {{else}}
   <div class="controls {{flag.name_key}}">
-    <label class='radio'>
-      <input type='radio' id="radio_{{flag.name_key}}" {{action "changePostActionType" flag}} name='post_action_type_index'>
-      <div class='flag-action-type-details'>
+    <label class="radio">
+      <input id="radio_{{flag.name_key}}" {{action "changePostActionType" flag}} type="radio" name="post_action_type_index">
+      <div class="flag-action-type-details">
         <strong>{{formattedName}}</strong>
         {{#if showDescription}}
-          <div class='description'>{{html-safe description}}</div>
+          <div class="description">{{html-safe description}}</div>
         {{/if}}
         {{#if showMessageInput}}
           {{textarea name="message" class="flag-message" placeholder=customPlaceholder value=message}}
diff --git a/app/assets/javascripts/discourse/templates/components/flag-selection.hbs b/app/assets/javascripts/discourse/templates/components/flag-selection.hbs
index 4aadb91c823..86dbbe80936 100644
--- a/app/assets/javascripts/discourse/templates/components/flag-selection.hbs
+++ b/app/assets/javascripts/discourse/templates/components/flag-selection.hbs
@@ -1,5 +1,5 @@
 {{#each flags as |f|}}
   {{yield f}}
 {{else}}
-  {{i18n 'flagging.cant'}}
+  {{i18n "flagging.cant"}}
 {{/each}}
diff --git a/app/assets/javascripts/discourse/templates/components/generated-invite-link.hbs b/app/assets/javascripts/discourse/templates/components/generated-invite-link.hbs
index 09d02aae71a..9e108229721 100644
--- a/app/assets/javascripts/discourse/templates/components/generated-invite-link.hbs
+++ b/app/assets/javascripts/discourse/templates/components/generated-invite-link.hbs
@@ -1,5 +1,5 @@
 <p>{{i18n "user.invited.link_generated"}}</p>
 <p>
-  <input class='invite-link-input' style='width: 75%' type='text' value={{link}}>
+  <input value={{link}} class="invite-link-input" style="width: 75%" type="text">
 </p>
 <p>{{i18n "user.invited.valid_for" email=email}}</p>
diff --git a/app/assets/javascripts/discourse/templates/components/google-search.hbs b/app/assets/javascripts/discourse/templates/components/google-search.hbs
index 28893ffff87..ce28f58662c 100644
--- a/app/assets/javascripts/discourse/templates/components/google-search.hbs
+++ b/app/assets/javascripts/discourse/templates/components/google-search.hbs
@@ -1,7 +1,7 @@
 <div>
-  <form action='//google.com/search' id='google-search'>
+  <form action="//google.com/search" id="google-search">
     <input type="text" name="q" value={{searchTerm}}>
-    <input type='hidden' name="as_sitesearch" value={{siteUrl}}>
-    <button class="btn btn-primary">{{i18n 'search.search_google_button'}}</button>
+    <input name="as_sitesearch" value={{siteUrl}} type="hidden">
+    <button class="btn btn-primary">{{i18n "search.search_google_button"}}</button>
   </form>
 </div>
diff --git a/app/assets/javascripts/discourse/templates/components/group-activity-filter.hbs b/app/assets/javascripts/discourse/templates/components/group-activity-filter.hbs
index 68623d09c8a..85e3a212aea 100644
--- a/app/assets/javascripts/discourse/templates/components/group-activity-filter.hbs
+++ b/app/assets/javascripts/discourse/templates/components/group-activity-filter.hbs
@@ -1,3 +1,3 @@
-{{#link-to (concat 'group.activity.' filter) (query-params category_id=categoryId)}}
-  {{i18n (concat 'groups.' filter)}}
+{{#link-to (concat "group.activity." filter) (query-params category_id=categoryId)}}
+  {{i18n (concat "groups." filter)}}
 {{/link-to}}
diff --git a/app/assets/javascripts/discourse/templates/components/group-card-contents.hbs b/app/assets/javascripts/discourse/templates/components/group-card-contents.hbs
index cc819f07a9b..3c867903a29 100644
--- a/app/assets/javascripts/discourse/templates/components/group-card-contents.hbs
+++ b/app/assets/javascripts/discourse/templates/components/group-card-contents.hbs
@@ -14,12 +14,12 @@
       <div class="names">
         <span>
           <h1 class={{group.name}}>
-            <a href={{groupPath}} {{action "showGroup" group}} class='group-page-link'>{{group.name}}</a>
+            <a href={{groupPath}} {{action "showGroup" group}} class="group-page-link">{{group.name}}</a>
           </h1>
           {{#if group.full_name}}
-            <h2 class='full-name'>{{group.full_name}}</h2>
+            <h2 class="full-name">{{group.full_name}}</h2>
           {{else}}
-            <h2 class='username'>{{group.name}}</h2>
+            <h2 class="username">{{group.name}}</h2>
           {{/if}}
         </span>
       </div>
@@ -45,7 +45,7 @@
 
     {{#if group.bio_cooked}}
       <div class="card-row second-row">
-        <div class='bio'>{{html-safe group.bio_cooked}}</div>
+        <div class="bio">{{html-safe group.bio_cooked}}</div>
       </div>
     {{/if}}
 
@@ -54,7 +54,7 @@
         <div class="metadata">
           <h3>
             <span class="desc">
-              {{i18n 'groups.user_count'}}
+              {{i18n "groups.user_count"}}
             </span>
             {{group.user_count}}
           </h3>
@@ -73,7 +73,7 @@
       <div class="card-row fourth-row">
         <div class="members metadata">
           {{#each group.members as |user|}}
-            <a href {{action 'showUser' user}} class="card-tiny-avatar">{{bound-avatar user "tiny"}}</a>
+            <a href {{action "showUser" user}} class="card-tiny-avatar">{{bound-avatar user "tiny"}}</a>
           {{/each}}
           {{#if showMoreMembers}}
             <a href={{groupPath}} {{action "showGroup" group}} class="more-members-link">
diff --git a/app/assets/javascripts/discourse/templates/components/group-flair-inputs.hbs b/app/assets/javascripts/discourse/templates/components/group-flair-inputs.hbs
index 319fa808055..85077306a22 100644
--- a/app/assets/javascripts/discourse/templates/components/group-flair-inputs.hbs
+++ b/app/assets/javascripts/discourse/templates/components/group-flair-inputs.hbs
@@ -1,17 +1,17 @@
-<div class='control-group'>
-  <label class="control-label" for="flair_url">{{i18n 'groups.flair_url'}}</label>
+<div class="control-group">
+  <label class="control-label" for="flair_url">{{i18n "groups.flair_url"}}</label>
 
   {{text-field name="flair_url"
       class="input-xxlarge"
       value=model.flair_url
       placeholderKey="groups.flair_url_placeholder"}}
   <div class="control-instructions">
-    {{i18n 'groups.flair_url_description'}}
+    {{i18n "groups.flair_url_description"}}
   </div>
 </div>
 
-<div class='control-group'>
-  <label class="control-label" for="flair_bg_color">{{i18n 'groups.flair_bg_color'}}</label>
+<div class="control-group">
+  <label class="control-label" for="flair_bg_color">{{i18n "groups.flair_bg_color"}}</label>
 
   {{text-field name="flair_bg_color"
       class="group-flair-bg-color input-xxlarge"
@@ -20,8 +20,8 @@
 </div>
 
 {{#if flairPreviewIcon}}
-  <div class='control-group'>
-    <label class="control-label" for="flair_color">{{i18n 'groups.flair_color'}}</label>
+  <div class="control-group">
+    <label class="control-label" for="flair_color">{{i18n "groups.flair_color"}}</label>
 
     {{text-field name="flair_color"
         class="group-flair-color input-xxlarge"
@@ -30,8 +30,8 @@
   </div>
 {{/if}}
 
-<div class='control-group'>
-  <label class='control-label'>{{flairPreviewLabel}}</label>
+<div class="control-group">
+  <label class="control-label">{{flairPreviewLabel}}</label>
 
   <div class="avatar-flair-preview">
     <div class="avatar-wrapper">
diff --git a/app/assets/javascripts/discourse/templates/components/group-manage-logs-row.hbs b/app/assets/javascripts/discourse/templates/components/group-manage-logs-row.hbs
index dd929c5617d..d835fb97c68 100644
--- a/app/assets/javascripts/discourse/templates/components/group-manage-logs-row.hbs
+++ b/app/assets/javascripts/discourse/templates/components/group-manage-logs-row.hbs
@@ -6,7 +6,7 @@
   </td>
 
   <td>
-    <span>{{avatar log.acting_user imageSize='tiny'}}</span>
+    <span>{{avatar log.acting_user imageSize="tiny"}}</span>
 
     {{#d-button class="btn-default" action=(action "filter") actionParam=(hash value=log.acting_user.username key="acting_user")}}
       {{log.acting_user.username}}
@@ -15,7 +15,7 @@
 
   <td>
     {{#if log.target_user}}
-      <span>{{avatar log.target_user imageSize='tiny'}}</span>
+      <span>{{avatar log.target_user imageSize="tiny"}}</span>
 
       {{#d-button class="btn-default" action=(action "filter") actionParam=(hash value=log.target_user.username key="target_user")}}
         {{log.target_user.username}}
@@ -45,13 +45,13 @@
 
 {{#if expandDetails}}
   <tr>
-    <td colspan='6'>
+    <td colspan="6">
       <p>
-        <strong>{{i18n 'groups.manage.logs.from'}}</strong>: <code>{{log.prev_value}}</code>
+        <strong>{{i18n "groups.manage.logs.from"}}</strong>: <code>{{log.prev_value}}</code>
       </p>
 
       <p>
-        <strong>{{i18n 'groups.manage.logs.to'}}</strong>: <code>{{log.new_value}}</code>
+        <strong>{{i18n "groups.manage.logs.to"}}</strong>: <code>{{log.new_value}}</code>
       </p>
     </td>
   </tr>
diff --git a/app/assets/javascripts/discourse/templates/components/group-manage-save-button.hbs b/app/assets/javascripts/discourse/templates/components/group-manage-save-button.hbs
index 3efeac10ac7..a01cf4d3842 100644
--- a/app/assets/javascripts/discourse/templates/components/group-manage-save-button.hbs
+++ b/app/assets/javascripts/discourse/templates/components/group-manage-save-button.hbs
@@ -1,12 +1,12 @@
-<div class='control-group buttons'>
+<div class="control-group buttons">
   {{#d-button action=(action "save")
     disabled=saving
-    class='btn btn-primary group-manage-save'
+    class="btn btn-primary group-manage-save"
   }}
     {{savingText}}
   {{/d-button}}
 
   {{#if saved}}
-    <span>{{i18n 'saved'}}</span>
+    <span>{{i18n "saved"}}</span>
   {{/if}}
 </div>
diff --git a/app/assets/javascripts/discourse/templates/components/group-member.hbs b/app/assets/javascripts/discourse/templates/components/group-member.hbs
index dcdfc050d6f..10da5fb4dfb 100644
--- a/app/assets/javascripts/discourse/templates/components/group-member.hbs
+++ b/app/assets/javascripts/discourse/templates/components/group-member.hbs
@@ -3,7 +3,7 @@
 </a>
 <span>{{member.username}}</span>
 {{#unless automatic}}
-  <a href class='remove' {{action "remove"}}>
+  <a href {{action "remove"}} class="remove">
     {{d-icon "times"}}
   </a>
 {{/unless}}
diff --git a/app/assets/javascripts/discourse/templates/components/group-navigation.hbs b/app/assets/javascripts/discourse/templates/components/group-navigation.hbs
index eb9c9140cb7..cea8bb0a7e1 100644
--- a/app/assets/javascripts/discourse/templates/components/group-navigation.hbs
+++ b/app/assets/javascripts/discourse/templates/components/group-navigation.hbs
@@ -1,4 +1,4 @@
-{{#mobile-nav class='group-nav' desktopClass="nav nav-pills" currentPath=currentPath}}
+{{#mobile-nav class="group-nav" desktopClass="nav nav-pills" currentPath=currentPath}}
   {{#if site.mobileView}}
     <li>
       {{#link-to "groups.index"}}
@@ -17,7 +17,7 @@
       {{#link-to tab.route group title=tab.message class=tab.name}}
         {{#if tab.icon}}{{d-icon tab.icon}}{{/if}}
         {{tab.message}}
-        {{#if tab.count}}<span class='count'>({{tab.count}})</span>{{/if}}
+        {{#if tab.count}}<span class="count">({{tab.count}})</span>{{/if}}
       {{/link-to}}
     </li>
   {{/each}}
diff --git a/app/assets/javascripts/discourse/templates/components/group-post.hbs b/app/assets/javascripts/discourse/templates/components/group-post.hbs
index 451904c5420..25c500b7823 100644
--- a/app/assets/javascripts/discourse/templates/components/group-post.hbs
+++ b/app/assets/javascripts/discourse/templates/components/group-post.hbs
@@ -1,13 +1,13 @@
-<div class='clearfix info'>
-  <a href={{post.user.userUrl}} data-user-card={{post.user.username}} class='avatar-link'>
+<div class="clearfix info">
+  <a href={{post.user.userUrl}} data-user-card={{post.user.username}} class="avatar-link">
     {{avatar post.user imageSize="large" extraClasses="actor" ignoreTitle="true"}}
   </a>
-  <span class='time'>{{format-date post.created_at leaveAgo="true"}}</span>
+  <span class="time">{{format-date post.created_at leaveAgo="true"}}</span>
   {{expand-post item=post}}
 
-  <div class='stream-topic-details'>
-    <div class='stream-topic-title'>
-      <span class='title'>
+  <div class="stream-topic-details">
+    <div class="stream-topic-title">
+      <span class="title">
         <a href={{postUrl}}>{{html-safe post.topic.fancyTitle}}</a>
       </span>
     </div>
@@ -21,7 +21,7 @@
   </div>
 </div>
 
-<div class='excerpt'>
+<div class="excerpt">
   {{#if post.expandedExcerpt}}
     {{html-safe post.expandedExcerpt}}
   {{else}}
diff --git a/app/assets/javascripts/discourse/templates/components/group-selector.hbs b/app/assets/javascripts/discourse/templates/components/group-selector.hbs
index af73c13cbca..0ceb9144ce5 100644
--- a/app/assets/javascripts/discourse/templates/components/group-selector.hbs
+++ b/app/assets/javascripts/discourse/templates/components/group-selector.hbs
@@ -1 +1 @@
-<input class='group-selector' placeholder={{placeholder}} type='text' name='groups'>
+<input placeholder={{placeholder}} class="group-selector" type="text" name="groups">
diff --git a/app/assets/javascripts/discourse/templates/components/groups-form-interaction-fields.hbs b/app/assets/javascripts/discourse/templates/components/groups-form-interaction-fields.hbs
index fcc29b71b20..1a2c4738240 100644
--- a/app/assets/javascripts/discourse/templates/components/groups-form-interaction-fields.hbs
+++ b/app/assets/javascripts/discourse/templates/components/groups-form-interaction-fields.hbs
@@ -1,7 +1,7 @@
 {{#if currentUser.admin}}
   <div class="control-group">
-    <label class="control-label">{{i18n 'admin.groups.manage.interaction.visibility'}}</label>
-    <label for="visiblity">{{i18n 'admin.groups.manage.interaction.visibility_levels.title'}}</label>
+    <label class="control-label">{{i18n "admin.groups.manage.interaction.visibility"}}</label>
+    <label for="visiblity">{{i18n "admin.groups.manage.interaction.visibility_levels.title"}}</label>
 
     {{combo-box
       name="alias"
@@ -14,12 +14,12 @@
     }}
 
     <div class="control-instructions">
-      {{i18n 'admin.groups.manage.interaction.visibility_levels.description'}}
+      {{i18n "admin.groups.manage.interaction.visibility_levels.description"}}
     </div>
   </div>
 
   <div class="control-group">
-    <label for="visiblity">{{i18n 'admin.groups.manage.interaction.members_visibility_levels.title'}}</label>
+    <label for="visiblity">{{i18n "admin.groups.manage.interaction.members_visibility_levels.title"}}</label>
 
     {{combo-box name="alias"
         valueProperty="value"
@@ -29,14 +29,14 @@
         class="groups-form-members-visibility-level"}}
 
     <div class="control-instructions">
-      {{i18n 'admin.groups.manage.interaction.members_visibility_levels.description'}}
+      {{i18n "admin.groups.manage.interaction.members_visibility_levels.description"}}
     </div>
   </div>
 {{/if}}
 
 <div class="control-group">
-  <label class="control-label">{{i18n 'groups.manage.interaction.posting'}}</label>
-  <label for="alias">{{i18n 'groups.alias_levels.mentionable'}}</label>
+  <label class="control-label">{{i18n "groups.manage.interaction.posting"}}</label>
+  <label for="alias">{{i18n "groups.alias_levels.mentionable"}}</label>
 
   {{combo-box
     name="alias"
@@ -49,7 +49,7 @@
 </div>
 
 <div class="control-group">
-  <label for="alias">{{i18n 'groups.alias_levels.messageable'}}</label>
+  <label for="alias">{{i18n "groups.alias_levels.messageable"}}</label>
 
   {{combo-box
     name="alias"
@@ -67,14 +67,14 @@
           checked=model.publish_read_state
           class="groups-form-publish-read-state"}}
 
-    {{i18n 'admin.groups.manage.interaction.publish_read_state'}}
+    {{i18n "admin.groups.manage.interaction.publish_read_state"}}
   </label>
 </div>
 
 {{#if showEmailSettings}}
   <div class="control-group">
-    <label class="control-label">{{i18n 'admin.groups.manage.interaction.email'}}</label>
-    <label for="incoming_email">{{i18n 'admin.groups.manage.interaction.incoming_email'}}</label>
+    <label class="control-label">{{i18n "admin.groups.manage.interaction.email"}}</label>
+    <label for="incoming_email">{{i18n "admin.groups.manage.interaction.incoming_email"}}</label>
 
     {{text-field name="incoming_email"
         class="input-xxlarge groups-form-incoming-email"
@@ -85,10 +85,10 @@
   </div>
 {{/if}}
 
-<label class="control-label">{{i18n 'groups.manage.interaction.notification'}}</label>
+<label class="control-label">{{i18n "groups.manage.interaction.notification"}}</label>
 
 <div class="control-group">
-  <label>{{i18n 'groups.notification_level'}}</label>
+  <label>{{i18n "groups.notification_level"}}</label>
 
   {{notifications-button
     value=model.default_notification_level
diff --git a/app/assets/javascripts/discourse/templates/components/groups-form-membership-fields.hbs b/app/assets/javascripts/discourse/templates/components/groups-form-membership-fields.hbs
index 3b1a41304a9..b92c6787162 100644
--- a/app/assets/javascripts/discourse/templates/components/groups-form-membership-fields.hbs
+++ b/app/assets/javascripts/discourse/templates/components/groups-form-membership-fields.hbs
@@ -3,7 +3,7 @@
     <label class="control-label">{{i18n "admin.groups.manage.membership.automatic"}}</label>
 
     <label for="automatic_membership">
-      {{i18n 'admin.groups.manage.membership.automatic_membership_email_domains'}}
+      {{i18n "admin.groups.manage.membership.automatic_membership_email_domains"}}
     </label>
 
     {{list-setting
@@ -23,7 +23,7 @@
           checked=model.automatic_membership_retroactive
           class="groups-form-automatic-membership-retroactive"}}
 
-      {{i18n 'admin.groups.manage.membership.automatic_membership_retroactive'}}
+      {{i18n "admin.groups.manage.membership.automatic_membership_retroactive"}}
     </label>
   </div>
 
@@ -32,7 +32,7 @@
 
   <div class="control-group">
     <label class="control-label">{{i18n "admin.groups.manage.membership.effects"}}</label>
-    <label for="grant_trust_level">{{i18n 'admin.groups.manage.membership.trust_levels_title'}}</label>
+    <label for="grant_trust_level">{{i18n "admin.groups.manage.membership.trust_levels_title"}}</label>
 
     {{combo-box
       name="grant_trust_level"
@@ -47,7 +47,7 @@
           checked=model.primary_group
           class="groups-form-primary-group"}}
 
-      {{i18n 'admin.groups.manage.membership.primary_group'}}
+      {{i18n "admin.groups.manage.membership.primary_group"}}
     </label>
 
   </div>
@@ -62,15 +62,15 @@
         checked=model.public_admission
         disabled=disablePublicSetting}}
 
-    {{i18n 'groups.public_admission'}}
+    {{i18n "groups.public_admission"}}
   </label>
 
   <label>
-    {{input type='checkbox'
-        class='group-form-public-exit'
+    {{input type="checkbox"
+        class="group-form-public-exit"
         checked=model.public_exit}}
 
-    {{i18n 'groups.public_exit'}}
+    {{i18n "groups.public_exit"}}
   </label>
 
   <label>
@@ -79,17 +79,17 @@
         checked=model.allow_membership_requests
         disabled=disableMembershipRequestSetting}}
 
-    {{i18n 'groups.allow_membership_requests'}}
+    {{i18n "groups.allow_membership_requests"}}
   </label>
 
   {{#if model.allow_membership_requests}}
     <div>
       <label for="membership-request-template">
-        {{i18n 'groups.membership_request_template'}}
+        {{i18n "groups.membership_request_template"}}
       </label>
 
       {{expanding-text-area name="membership-request-template"
-          class='group-form-membership-request-template input-xxlarge'
+          class="group-form-membership-request-template input-xxlarge"
           value=model.membership_request_template}}
     </div>
   {{/if}}
diff --git a/app/assets/javascripts/discourse/templates/components/groups-form-profile-fields.hbs b/app/assets/javascripts/discourse/templates/components/groups-form-profile-fields.hbs
index c99bd33ad55..15230779e4f 100644
--- a/app/assets/javascripts/discourse/templates/components/groups-form-profile-fields.hbs
+++ b/app/assets/javascripts/discourse/templates/components/groups-form-profile-fields.hbs
@@ -1,7 +1,7 @@
 {{#if canEdit}}
   {{#if this.currentUser.admin}}
     <div class="control-group">
-      <label class="control-label" for="name">{{i18n 'groups.name'}}</label>
+      <label class="control-label" for="name">{{i18n "groups.name"}}</label>
 
       {{text-field name="name"
           class="input-xxlarge group-form-name"
@@ -13,9 +13,9 @@
   {{/if}}
 
   <div class="control-group">
-    <label class="control-label" for='full_name'>{{i18n 'groups.manage.full_name'}}</label>
+    <label class="control-label" for="full_name">{{i18n "groups.manage.full_name"}}</label>
 
-    {{text-field name='full_name'
+    {{text-field name="full_name"
         class="input-xxlarge group-form-full-name"
         value=model.full_name}}
   </div>
@@ -23,20 +23,20 @@
   {{#if this.currentUser.admin}}
     <div class="control-group">
       <label class="control-label" for="title">
-        {{i18n 'admin.groups.default_title'}}
+        {{i18n "admin.groups.default_title"}}
       </label>
 
       {{input value=model.title name="title" class="input-xxlarge"}}
 
       <div class="control-instructions">
-        {{i18n 'admin.groups.default_title_description'}}
+        {{i18n "admin.groups.default_title_description"}}
       </div>
     </div>
   {{/if}}
 {{/if}}
 
 <div class="control-group">
-  <label class="control-label" for="bio">{{i18n 'groups.bio'}}</label>
+  <label class="control-label" for="bio">{{i18n "groups.bio"}}</label>
   {{d-editor value=model.bio_raw class="group-form-bio input-xxlarge"}}
 </div>
 
diff --git a/app/assets/javascripts/discourse/templates/components/groups-info.hbs b/app/assets/javascripts/discourse/templates/components/groups-info.hbs
index 69a583598d2..a82509be40f 100644
--- a/app/assets/javascripts/discourse/templates/components/groups-info.hbs
+++ b/app/assets/javascripts/discourse/templates/components/groups-info.hbs
@@ -1,5 +1,5 @@
 {{#if showFullName}}
-  <span class='groups-info-name'>{{group.full_name}}</span>
+  <span class="groups-info-name">{{group.full_name}}</span>
 {{else}}
-  <span class='groups-info-name'>{{group.displayName}}</span>
+  <span class="groups-info-name">{{group.displayName}}</span>
 {{/if}}
diff --git a/app/assets/javascripts/discourse/templates/components/ignored-user-list.hbs b/app/assets/javascripts/discourse/templates/components/ignored-user-list.hbs
index 12e1f069425..73e122024da 100644
--- a/app/assets/javascripts/discourse/templates/components/ignored-user-list.hbs
+++ b/app/assets/javascripts/discourse/templates/components/ignored-user-list.hbs
@@ -2,8 +2,8 @@
   {{#each items as |item|}}
     {{ignored-user-list-item item=item onRemoveIgnoredUser=(action "removeIgnoredUser")}}
   {{else}}
-    {{i18n 'user.user_notifications.ignore_no_users'}}
+    {{i18n "user.user_notifications.ignore_no_users"}}
   {{/each}}
 </div>
-<div class="instructions">{{i18n 'user.ignored_users_instructions'}}</div>
-<div>{{#d-button action=(action "newIgnoredUser") class="btn-default" icon="plus"}}{{i18n 'user.user_notifications.add_ignored_user'}}{{/d-button}}</div>
+<div class="instructions">{{i18n "user.ignored_users_instructions"}}</div>
+<div>{{#d-button action=(action "newIgnoredUser") class="btn-default" icon="plus"}}{{i18n "user.user_notifications.add_ignored_user"}}{{/d-button}}</div>
diff --git a/app/assets/javascripts/discourse/templates/components/image-uploader.hbs b/app/assets/javascripts/discourse/templates/components/image-uploader.hbs
index 9820cb33a09..04096a287ad 100644
--- a/app/assets/javascripts/discourse/templates/components/image-uploader.hbs
+++ b/app/assets/javascripts/discourse/templates/components/image-uploader.hbs
@@ -3,7 +3,7 @@
     <div class="placeholder-overlay" style={{placeholderStyle}}></div>
   {{/if}}
   <div class="image-upload-controls">
-    <label class="btn btn-default pad-left no-text {{if uploading 'disabled'}}">
+    <label class="btn btn-default pad-left no-text {{if uploading "disabled"}}">
       {{d-icon "far-image"}}
       <input class="hidden-upload-field" disabled={{uploading}} type="file" accept="image/*">
     </label>
@@ -26,7 +26,7 @@
       }}
     {{/if}}
 
-    <span class="btn {{unless uploading 'hidden'}}">{{i18n 'upload_selector.uploading'}} {{uploadProgress}}%</span>
+    <span class="btn {{unless uploading "hidden"}}">{{i18n "upload_selector.uploading"}} {{uploadProgress}}%</span>
   </div>
 
   {{#if imageUrl}}
diff --git a/app/assets/javascripts/discourse/templates/components/images-uploader.hbs b/app/assets/javascripts/discourse/templates/components/images-uploader.hbs
index ea9a23d1e49..b7c195cc65e 100644
--- a/app/assets/javascripts/discourse/templates/components/images-uploader.hbs
+++ b/app/assets/javascripts/discourse/templates/components/images-uploader.hbs
@@ -3,5 +3,5 @@
   <input class="hidden-upload-field" disabled={{uploading}} type="file" accept="image/*" multiple>
 </label>
 {{#if uploading}}
-  <span>{{i18n 'upload_selector.uploading'}} {{uploadProgress}}%</span>
+  <span>{{i18n "upload_selector.uploading"}} {{uploadProgress}}%</span>
 {{/if}}
diff --git a/app/assets/javascripts/discourse/templates/components/ip-lookup.hbs b/app/assets/javascripts/discourse/templates/components/ip-lookup.hbs
index 35e074e661c..3e57bd71d86 100644
--- a/app/assets/javascripts/discourse/templates/components/ip-lookup.hbs
+++ b/app/assets/javascripts/discourse/templates/components/ip-lookup.hbs
@@ -14,7 +14,7 @@
       {{d-button action=(action "copy") class="pull-right no-text" icon="copy"}}
     {{/if}}
     <h4>{{i18n "ip_lookup.title"}}</h4>
-    <p class='powered-by'>{{html-safe (i18n "ip_lookup.powered_by")}}</p>
+    <p class="powered-by">{{html-safe (i18n "ip_lookup.powered_by")}}</p>
     <dl>
       {{#if location}}
         {{#if location.hostname}}
diff --git a/app/assets/javascripts/discourse/templates/components/latest-topic-list-item.hbs b/app/assets/javascripts/discourse/templates/components/latest-topic-list-item.hbs
index c071eaaef14..5e369f51f9f 100644
--- a/app/assets/javascripts/discourse/templates/components/latest-topic-list-item.hbs
+++ b/app/assets/javascripts/discourse/templates/components/latest-topic-list-item.hbs
@@ -1,4 +1,4 @@
-<div class='topic-poster'>
+<div class="topic-poster">
   {{#user-link user=topic.lastPosterUser}}
     {{avatar topic.lastPosterUser imageSize="large"}}
   {{/user-link}}
@@ -10,8 +10,8 @@
       groupName=topic.lastPosterGroup.name}}
   {{/if}}
 </div>
-<div class='main-link'>
-  <div class='top-row'>
+<div class="main-link">
+  <div class="top-row">
     {{raw "topic-status" topic=topic}}
     {{topic-link topic}}
     {{#if topic.featured_link}}
@@ -19,12 +19,12 @@
     {{/if}}
     {{topic-post-badges newPosts=topic.totalUnread unseen=topic.unseen url=topic.lastUnreadUrl}}
   </div>
-  <div class='bottom-row'>
+  <div class="bottom-row">
     {{category-link topic.category}}
     {{discourse-tags topic mode="list"}}
   </div>
 </div>
-<div class='topic-stats'>
+<div class="topic-stats">
   {{raw "list/posts-count-column" topic=topic tagName="div"}}
   <div class="topic-last-activity">
     <a href={{topic.lastPostUrl}} title={{topic.bumpedAtTitle}}>{{format-date topic.bumpedAt format="tiny" noTitle="true"}}</a>
diff --git a/app/assets/javascripts/discourse/templates/components/mobile-category-topic.hbs b/app/assets/javascripts/discourse/templates/components/mobile-category-topic.hbs
index 3c4fcf9491b..1f1fc1ec803 100644
--- a/app/assets/javascripts/discourse/templates/components/mobile-category-topic.hbs
+++ b/app/assets/javascripts/discourse/templates/components/mobile-category-topic.hbs
@@ -1,5 +1,5 @@
-<td class='main-link'>
-  <div class='topic-inset'>
+<td class="main-link">
+  <div class="topic-inset">
     {{raw "topic-status" topic=topic}}
     {{topic-link topic}}
     {{#if topic.unseen}}
@@ -8,4 +8,4 @@
     <span class={{cold-age-class topic.last_posted_at}} title={{raw-date topic.last_posted_at}}>{{format-age topic.last_posted_at}}</span>
   </div>
 </td>
-<td class='num posts'>{{raw "list/post-count-or-badges" topic=topic postBadgesEnabled="true"}}</td>
+<td class="num posts">{{raw "list/post-count-or-badges" topic=topic postBadgesEnabled="true"}}</td>
diff --git a/app/assets/javascripts/discourse/templates/components/popup-input-tip.hbs b/app/assets/javascripts/discourse/templates/components/popup-input-tip.hbs
index ded803482fb..f58909e3b20 100644
--- a/app/assets/javascripts/discourse/templates/components/popup-input-tip.hbs
+++ b/app/assets/javascripts/discourse/templates/components/popup-input-tip.hbs
@@ -1 +1 @@
-<span class='close'>{{closeIcon}}</span>{{tipReason}}
+<span class="close">{{closeIcon}}</span>{{tipReason}}
diff --git a/app/assets/javascripts/discourse/templates/components/preference-checkbox.hbs b/app/assets/javascripts/discourse/templates/components/preference-checkbox.hbs
index f7931d59182..1d5fd86eb73 100644
--- a/app/assets/javascripts/discourse/templates/components/preference-checkbox.hbs
+++ b/app/assets/javascripts/discourse/templates/components/preference-checkbox.hbs
@@ -1,4 +1,4 @@
-<label class='checkbox-label'>
+<label class="checkbox-label">
   {{input type="checkbox" disabled=disabled checked=checked}}
   {{label}}
 </label>
diff --git a/app/assets/javascripts/discourse/templates/components/quote-button.hbs b/app/assets/javascripts/discourse/templates/components/quote-button.hbs
index 163e768ec0f..868baa320f5 100644
--- a/app/assets/javascripts/discourse/templates/components/quote-button.hbs
+++ b/app/assets/javascripts/discourse/templates/components/quote-button.hbs
@@ -1 +1 @@
-{{d-icon "quote-left"}} <span class='quote-label'>{{i18n "post.quote_reply"}}</span>
+{{d-icon "quote-left"}} <span class="quote-label">{{i18n "post.quote_reply"}}</span>
diff --git a/app/assets/javascripts/discourse/templates/components/reviewable-claimed-topic.hbs b/app/assets/javascripts/discourse/templates/components/reviewable-claimed-topic.hbs
index 92f3fccfb4d..80e825fa083 100644
--- a/app/assets/javascripts/discourse/templates/components/reviewable-claimed-topic.hbs
+++ b/app/assets/javascripts/discourse/templates/components/reviewable-claimed-topic.hbs
@@ -1,9 +1,9 @@
 {{#if enabled}}
-  <div class='reviewable-claimed-topic'>
+  <div class="reviewable-claimed-topic">
     {{#if claimedBy}}
-      <div class='claimed-by'>
+      <div class="claimed-by">
         {{avatar claimedBy imageSize="small"}}
-        <span class='claimed-username'>{{claimedBy.username}}</span>
+        <span class="claimed-username">{{claimedBy.username}}</span>
       </div>
       {{d-button
         icon="times"
diff --git a/app/assets/javascripts/discourse/templates/components/reviewable-conversation-post.hbs b/app/assets/javascripts/discourse/templates/components/reviewable-conversation-post.hbs
index 25aeea07269..a9c94a9cf72 100644
--- a/app/assets/javascripts/discourse/templates/components/reviewable-conversation-post.hbs
+++ b/app/assets/javascripts/discourse/templates/components/reviewable-conversation-post.hbs
@@ -1,7 +1,7 @@
 {{#if post}}
-  <div class='reviewable-conversation-post'>
+  <div class="reviewable-conversation-post">
     {{#if showUsername}}
-      {{#link-to 'user' post.user class="username"}}@{{post.user.username}}{{/link-to}}
+      {{#link-to "user" post.user class="username"}}@{{post.user.username}}{{/link-to}}
     {{/if}}
     {{html-safe post.excerpt}}
   </div>
diff --git a/app/assets/javascripts/discourse/templates/components/reviewable-created-by-name.hbs b/app/assets/javascripts/discourse/templates/components/reviewable-created-by-name.hbs
index f45506550f0..aaa17dcd344 100644
--- a/app/assets/javascripts/discourse/templates/components/reviewable-created-by-name.hbs
+++ b/app/assets/javascripts/discourse/templates/components/reviewable-created-by-name.hbs
@@ -1,4 +1,4 @@
-<div class='names'>
+<div class="names">
   <span class="username">
     {{#if user}}
       {{#user-link user=user}}{{user.username}}{{/user-link}}
diff --git a/app/assets/javascripts/discourse/templates/components/reviewable-created-by.hbs b/app/assets/javascripts/discourse/templates/components/reviewable-created-by.hbs
index 7bcc9902332..ea8f4fd8787 100644
--- a/app/assets/javascripts/discourse/templates/components/reviewable-created-by.hbs
+++ b/app/assets/javascripts/discourse/templates/components/reviewable-created-by.hbs
@@ -1,4 +1,4 @@
-<div class='created-by'>
+<div class="created-by">
   {{#if user}}
     {{#user-link user=user}}{{avatar user imageSize="large"}}{{/user-link}}
   {{else}}
diff --git a/app/assets/javascripts/discourse/templates/components/reviewable-field-text.hbs b/app/assets/javascripts/discourse/templates/components/reviewable-field-text.hbs
index 2b3e5f0f8e4..e41a036af67 100644
--- a/app/assets/javascripts/discourse/templates/components/reviewable-field-text.hbs
+++ b/app/assets/javascripts/discourse/templates/components/reviewable-field-text.hbs
@@ -1 +1 @@
-{{input value=value change=valueChanged class='reviewable-input-text'}}
+{{input value=value change=valueChanged class="reviewable-input-text"}}
diff --git a/app/assets/javascripts/discourse/templates/components/reviewable-field.hbs b/app/assets/javascripts/discourse/templates/components/reviewable-field.hbs
index 821a601d337..af12e4c3777 100644
--- a/app/assets/javascripts/discourse/templates/components/reviewable-field.hbs
+++ b/app/assets/javascripts/discourse/templates/components/reviewable-field.hbs
@@ -1,6 +1,6 @@
 {{#if value}}
   <div class={{classes}}>
-    <div class='name'>{{name}}</div>
-    <div class='value'>{{value}}</div>
+    <div class="name">{{name}}</div>
+    <div class="value">{{value}}</div>
   </div>
 {{/if}}
diff --git a/app/assets/javascripts/discourse/templates/components/reviewable-flagged-post.hbs b/app/assets/javascripts/discourse/templates/components/reviewable-flagged-post.hbs
index 6cbad0ec063..33023127328 100644
--- a/app/assets/javascripts/discourse/templates/components/reviewable-flagged-post.hbs
+++ b/app/assets/javascripts/discourse/templates/components/reviewable-flagged-post.hbs
@@ -1,5 +1,5 @@
-<div class='flagged-post-header'>
-  {{reviewable-topic-link reviewable=reviewable tagName=''}}
+<div class="flagged-post-header">
+  {{reviewable-topic-link reviewable=reviewable tagName=""}}
   {{#if hasEdits}}
     <a href {{action "showEditHistory"}}
       class="has-edits {{historyClass}}"
@@ -9,11 +9,11 @@
   {{/if}}
 </div>
 
-<div class='post-contents-wrapper'>
-  {{reviewable-created-by user=reviewable.target_created_by tagName=''}}
-  <div class='post-contents'>
-    {{reviewable-post-header reviewable=reviewable createdBy=reviewable.target_created_by tagName=''}}
-    <div class='post-body'>
+<div class="post-contents-wrapper">
+  {{reviewable-created-by user=reviewable.target_created_by tagName=""}}
+  <div class="post-contents">
+    {{reviewable-post-header reviewable=reviewable createdBy=reviewable.target_created_by tagName=""}}
+    <div class="post-body">
       {{#if reviewable.blank_post}}
         <p>{{i18n "review.deleted_post"}}</p>
       {{else}}
diff --git a/app/assets/javascripts/discourse/templates/components/reviewable-histories.hbs b/app/assets/javascripts/discourse/templates/components/reviewable-histories.hbs
index 6b1f327638c..433ee1f15dc 100644
--- a/app/assets/javascripts/discourse/templates/components/reviewable-histories.hbs
+++ b/app/assets/javascripts/discourse/templates/components/reviewable-histories.hbs
@@ -1,5 +1,5 @@
 {{#if filteredHistories}}
-  <table class='reviewable-histories'>
+  <table class="reviewable-histories">
     <thead>
       <tr>
         <th colspan="3">{{i18n "review.history.title"}}</th>
diff --git a/app/assets/javascripts/discourse/templates/components/reviewable-item.hbs b/app/assets/javascripts/discourse/templates/components/reviewable-item.hbs
index 7b3a7a2f2a7..3df7b43133f 100644
--- a/app/assets/javascripts/discourse/templates/components/reviewable-item.hbs
+++ b/app/assets/javascripts/discourse/templates/components/reviewable-item.hbs
@@ -1,34 +1,34 @@
-<div class='reviewable-item {{customClass}}' data-reviewable-id={{reviewable.id}}>
-  <div class='reviewable-meta-data'>
-    <span class='reviewable-type'>{{reviewable.humanType}}</span>
+<div data-reviewable-id={{reviewable.id}} class="reviewable-item {{customClass}}">
+  <div class="reviewable-meta-data">
+    <span class="reviewable-type">{{reviewable.humanType}}</span>
     {{#if reviewable.reply_count}}
-      <span class='reply-count'>{{i18n "review.replies" count=reviewable.reply_count}}</span>
+      <span class="reply-count">{{i18n "review.replies" count=reviewable.reply_count}}</span>
     {{/if}}
-    <span class='created-at'>
-      {{#link-to 'review.show' reviewable.id}}{{age-with-tooltip reviewable.created_at}}{{/link-to}}
+    <span class="created-at">
+      {{#link-to "review.show" reviewable.id}}{{age-with-tooltip reviewable.created_at}}{{/link-to}}
     </span>
-    <span class='status'>
+    <span class="status">
       {{reviewable-status reviewable.status}}
     </span>
-    <a href {{action "explainReviewable" reviewable}} class='explain' title={{i18n "review.explain.why"}}>
+    <a href {{action "explainReviewable" reviewable}} title={{i18n "review.explain.why"}} class="explain">
       {{d-icon "question-circle"}}
     </a>
   </div>
 
-  <div class='reviewable-contents'>
+  <div class="reviewable-contents">
     {{#if editing}}
-      <div class='editable-fields'>
+      <div class="editable-fields">
         {{#if reviewable.created_by}}
-          <div class='editable-created-by'>
+          <div class="editable-created-by">
             {{avatar reviewable.created_by imageSize="tiny"}}
-            {{reviewable-created-by-name user=reviewable.created_by tagName=''}}
+            {{reviewable-created-by-name user=reviewable.created_by tagName=""}}
           </div>
         {{/if}}
 
         {{#each reviewable.editable_fields as |f|}}
-          <div class='editable-field {{dasherize f.id}}'>
+          <div class="editable-field {{dasherize f.id}}">
             {{component (concat "reviewable-field-" f.type)
-              tagName=''
+              tagName=""
               value=(editable-value reviewable f.id)
               tagCategoryId=reviewable.category.id
               valueChanged=(action "valueChanged" f.id)
@@ -38,15 +38,15 @@
         {{/each}}
       </div>
     {{else}}
-      {{#component reviewableComponent reviewable=reviewable tagName=''}}
-        {{reviewable-scores reviewable=reviewable tagName=''}}
+      {{#component reviewableComponent reviewable=reviewable tagName=""}}
+        {{reviewable-scores reviewable=reviewable tagName=""}}
       {{/component}}
     {{/if}}
   </div>
-  <div class='reviewable-actions'>
+  <div class="reviewable-actions">
     {{#if claimEnabled}}
-      <div class='claimed-actions'>
-        <span class='help'>{{html-safe claimHelp}}</span>
+      <div class="claimed-actions">
+        <span class="help">{{html-safe claimHelp}}</span>
         {{reviewable-claimed-topic topicId=topicId claimedBy=reviewable.claimed_by}}
       </div>
     {{/if}}
diff --git a/app/assets/javascripts/discourse/templates/components/reviewable-post-header.hbs b/app/assets/javascripts/discourse/templates/components/reviewable-post-header.hbs
index 70b7d326735..3d2ffd8234c 100644
--- a/app/assets/javascripts/discourse/templates/components/reviewable-post-header.hbs
+++ b/app/assets/javascripts/discourse/templates/components/reviewable-post-header.hbs
@@ -1,7 +1,7 @@
-<div class='reviewable-post-header'>
-  {{reviewable-created-by-name user=createdBy tagName=''}}
+<div class="reviewable-post-header">
+  {{reviewable-created-by-name user=createdBy tagName=""}}
   {{#if reviewable.reply_to_post_number}}
-    <a href={{concat reviewable.topic_url "/" reviewable.reply_to_post_number}} class='reviewable-reply-to'>
+    <a href={{concat reviewable.topic_url "/" reviewable.reply_to_post_number}} class="reviewable-reply-to">
       {{d-icon "share"}}
       <span>{{i18n "review.in_reply_to"}}</span>
     </a>
diff --git a/app/assets/javascripts/discourse/templates/components/reviewable-queued-post.hbs b/app/assets/javascripts/discourse/templates/components/reviewable-queued-post.hbs
index 30aff53c6af..215b4e7005c 100644
--- a/app/assets/javascripts/discourse/templates/components/reviewable-queued-post.hbs
+++ b/app/assets/javascripts/discourse/templates/components/reviewable-queued-post.hbs
@@ -1,24 +1,24 @@
-{{#reviewable-topic-link reviewable=reviewable tagName=''}}
+{{#reviewable-topic-link reviewable=reviewable tagName=""}}
   <div class="title-text">
     {{d-icon "plus-square" title="review.new_topic"}}
     {{reviewable.payload.title}}
   </div>
   {{category-badge reviewable.category}}
-  {{reviewable-tags tags=reviewable.payload.tags tagName=''}}
+  {{reviewable-tags tags=reviewable.payload.tags tagName=""}}
   {{#if reviewable.payload.via_email}}
-    <a href {{action "showRawEmail"}} class='show-raw-email'>
+    <a href {{action "showRawEmail"}} class="show-raw-email">
       {{d-icon "far-envelope" title="post.via_email"}}
     </a>
   {{/if}}
 {{/reviewable-topic-link}}
 
-<div class='post-contents-wrapper'>
-  {{reviewable-created-by user=reviewable.created_by tagName=''}}
+<div class="post-contents-wrapper">
+  {{reviewable-created-by user=reviewable.created_by tagName=""}}
 
-  <div class='post-contents'>
-    {{reviewable-post-header reviewable=reviewable createdBy=reviewable.created_by tagName=''}}
+  <div class="post-contents">
+    {{reviewable-post-header reviewable=reviewable createdBy=reviewable.created_by tagName=""}}
 
-    <div class='post-body'>
+    <div class="post-body">
       {{cook-text reviewable.payload.raw}}
     </div>
 
diff --git a/app/assets/javascripts/discourse/templates/components/reviewable-score.hbs b/app/assets/javascripts/discourse/templates/components/reviewable-score.hbs
index 847cc421547..58ce2cb9fa8 100644
--- a/app/assets/javascripts/discourse/templates/components/reviewable-score.hbs
+++ b/app/assets/javascripts/discourse/templates/components/reviewable-score.hbs
@@ -1,5 +1,5 @@
-<tr class='reviewable-score'>
-  <td class='user'>
+<tr class="reviewable-score">
+  <td class="user">
     {{#user-link user=rs.user}}
       {{avatar rs.user imageSize="tiny"}}
       {{rs.user.username}}
@@ -22,7 +22,7 @@
       {{d-icon "angle-double-right"}}
     </td>
 
-    <td class='reviewed-by'>
+    <td class="reviewed-by">
       {{#if rs.reviewed_by}}
         {{#user-link user=rs.reviewed_by}}
           {{avatar rs.reviewed_by imageSize="tiny"}}
@@ -48,21 +48,21 @@
 
 {{#if rs.reason}}
   <tr>
-    <td colspan='7'>
-      <div class='reviewable-score-reason'>{{html-safe rs.reason}}</div>
+    <td colspan="7">
+      <div class="reviewable-score-reason">{{html-safe rs.reason}}</div>
     </td>
   </tr>
 {{/if}}
 
 {{#if rs.reviewable_conversation}}
   <tr>
-    <td colspan='7'>
-      <div class='reviewable-conversation'>
+    <td colspan="7">
+      <div class="reviewable-conversation">
         {{#each rs.reviewable_conversation.conversation_posts as |p index|}}
           {{reviewable-conversation-post post=p index=index}}
         {{/each}}
-        <div class='controls'>
-          <a href={{rs.reviewable_conversation.permalink}} class='btn btn-small'>
+        <div class="controls">
+          <a href={{rs.reviewable_conversation.permalink}} class="btn btn-small">
             {{i18n "review.conversation.view_full"}}
           </a>
         </div>
diff --git a/app/assets/javascripts/discourse/templates/components/reviewable-scores.hbs b/app/assets/javascripts/discourse/templates/components/reviewable-scores.hbs
index f15b9e4ace1..3d6bb9d09b0 100644
--- a/app/assets/javascripts/discourse/templates/components/reviewable-scores.hbs
+++ b/app/assets/javascripts/discourse/templates/components/reviewable-scores.hbs
@@ -1,5 +1,5 @@
 {{#if reviewable.reviewable_scores}}
-  <table class='reviewable-scores'>
+  <table class="reviewable-scores">
     <tbody>
       {{#each reviewable.reviewable_scores as |rs|}}
         {{reviewable-score rs=rs reviewable=reviewable}}
diff --git a/app/assets/javascripts/discourse/templates/components/reviewable-topic-link.hbs b/app/assets/javascripts/discourse/templates/components/reviewable-topic-link.hbs
index b43876ab484..2860b51b82b 100644
--- a/app/assets/javascripts/discourse/templates/components/reviewable-topic-link.hbs
+++ b/app/assets/javascripts/discourse/templates/components/reviewable-topic-link.hbs
@@ -1,9 +1,9 @@
-<div class='post-topic'>
+<div class="post-topic">
   {{#if reviewable.topic}}
     {{topic-status topic=reviewable.topic showPrivateMessageIcon=true}}
-    <a href={{reviewable.target_url}} class='title-text'>{{reviewable.topic.title}}</a>
+    <a href={{reviewable.target_url}} class="title-text">{{reviewable.topic.title}}</a>
     {{category-badge reviewable.category}}
-    {{reviewable-tags tags=reviewable.topic_tags tagName=''}}
+    {{reviewable-tags tags=reviewable.topic_tags tagName=""}}
   {{else if (has-block)}}
     {{yield}}
   {{else}}
diff --git a/app/assets/javascripts/discourse/templates/components/reviewable-user.hbs b/app/assets/javascripts/discourse/templates/components/reviewable-user.hbs
index e3f4ea1efda..4c246153ce5 100644
--- a/app/assets/javascripts/discourse/templates/components/reviewable-user.hbs
+++ b/app/assets/javascripts/discourse/templates/components/reviewable-user.hbs
@@ -1,8 +1,8 @@
-<div class='reviewable-user-info'>
-  <div class='reviewable-user-fields'>
-    <div class='reviewable-user-details username'>
-      <div class='name'>{{i18n "review.user.username"}}</div>
-      <div class='value'>
+<div class="reviewable-user-info">
+  <div class="reviewable-user-fields">
+    <div class="reviewable-user-details username">
+      <div class="name">{{i18n "review.user.username"}}</div>
+      <div class="value">
         {{#if reviewable.link_admin}}
           <a href={{get-url (concat "/admin/users/" reviewable.user_id "/" reviewable.payload.username)}}>
             {{reviewable.payload.username}}
@@ -13,29 +13,29 @@
       </div>
     </div>
 
-    {{reviewable-field classes='reviewable-user-details name'
-                       name=(i18n 'review.user.name')
+    {{reviewable-field classes="reviewable-user-details name"
+                       name=(i18n "review.user.name")
                        value=reviewable.payload.name}}
 
-    {{reviewable-field classes='reviewable-user-details email'
-                       name=(i18n 'review.user.email')
+    {{reviewable-field classes="reviewable-user-details email"
+                       name=(i18n "review.user.email")
                        value=reviewable.payload.email}}
 
-    {{reviewable-field classes='reviewable-user-details bio'
-                       name=(i18n 'review.user.bio')
+    {{reviewable-field classes="reviewable-user-details bio"
+                       name=(i18n "review.user.bio")
                        value=reviewable.payload.bio}}
 
     {{#if reviewable.payload.website}}
       <div class="reviewable-user-details website">
-        <div class='name'>{{i18n 'review.user.website'}}</div>
-        <div class='value'>
+        <div class="name">{{i18n "review.user.website"}}</div>
+        <div class="value">
           <a href={{reviewable.payload.website}} target="_blank" rel="noopener">{{reviewable.payload.website}}</a>
         </div>
       </div>
     {{/if}}
 
     {{#each userFields as |f|}}
-      {{reviewable-field classes='reviewable-user-details user-field'
+      {{reviewable-field classes="reviewable-user-details user-field"
                          name=f.name
                          value=f.value}}
     {{/each}}
diff --git a/app/assets/javascripts/discourse/templates/components/save-controls.hbs b/app/assets/javascripts/discourse/templates/components/save-controls.hbs
index 013cb6e0b7a..9d95f47a315 100644
--- a/app/assets/javascripts/discourse/templates/components/save-controls.hbs
+++ b/app/assets/javascripts/discourse/templates/components/save-controls.hbs
@@ -1,6 +1,6 @@
 {{d-button action=action disabled=buttonDisabled label=savingText class="btn-primary save-changes"}}
 {{#if saved}}
-  <span class='saved'>{{i18n 'saved'}}</span>
+  <span class="saved">{{i18n "saved"}}</span>
 {{/if}}
 
 {{yield}}
diff --git a/app/assets/javascripts/discourse/templates/components/score-value.hbs b/app/assets/javascripts/discourse/templates/components/score-value.hbs
index e78eeb32b23..c6ba3e71608 100644
--- a/app/assets/javascripts/discourse/templates/components/score-value.hbs
+++ b/app/assets/javascripts/discourse/templates/components/score-value.hbs
@@ -1,11 +1,11 @@
 {{#if value}}
-  <span class='score-value'>
-    <span class='score-number'>{{float value}}</span>
+  <span class="score-value">
+    <span class="score-number">{{float value}}</span>
     {{#if label}}
-      <span class='score-value-type' title={{i18n (concat "review.explain." label ".title")}}>
+      <span title={{i18n (concat "review.explain." label ".title")}} class="score-value-type">
         {{i18n (concat "review.explain." label ".name")}}
       </span>
     {{/if}}
   </span>
-  <span class='op'>+</span>
+  <span class="op">+</span>
 {{/if}}
diff --git a/app/assets/javascripts/discourse/templates/components/search-advanced-options.hbs b/app/assets/javascripts/discourse/templates/components/search-advanced-options.hbs
index c3548b7c58f..9b46c49f424 100644
--- a/app/assets/javascripts/discourse/templates/components/search-advanced-options.hbs
+++ b/app/assets/javascripts/discourse/templates/components/search-advanced-options.hbs
@@ -66,7 +66,7 @@
     <label class="control-label" for="search-in-options">{{i18n "search.advanced.filters.label"}}</label>
     <div class="controls">
       {{#if currentUser}}
-        <section class='field'>
+        <section class="field">
           <label>{{input type="checkbox" class="in-title" checked=searchedTerms.special.in.title}} {{i18n "search.advanced.filters.title"}}</label>
           <label>{{input type="checkbox" class="in-likes" checked=searchedTerms.special.in.likes}} {{i18n "search.advanced.filters.likes"}}</label>
           <label>{{input type="checkbox" class="in-private" checked=searchedTerms.special.in.personal}} {{i18n "search.advanced.filters.private"}}</label>
@@ -119,7 +119,7 @@
   <div class="control-group pull-left">
     <label class="control-label" for="search-min-post-count">{{i18n "search.advanced.post.count.label"}}</label>
     <div class="controls">
-      {{input type="number" value=searchedTerms.min_post_count class="input-small" id='search-min-post-count'}}
+      {{input type="number" value=searchedTerms.min_post_count class="input-small" id="search-min-post-count"}}
     </div>
   </div>
 </div>
diff --git a/app/assets/javascripts/discourse/templates/components/security-key-form.hbs b/app/assets/javascripts/discourse/templates/components/security-key-form.hbs
index e5bc247ad3c..93158de33c8 100644
--- a/app/assets/javascripts/discourse/templates/components/security-key-form.hbs
+++ b/app/assets/javascripts/discourse/templates/components/security-key-form.hbs
@@ -5,10 +5,10 @@
       id="security-key-authenticate-button"
       label="login.security_key_authenticate"
       type="button"
-      class='btn btn-large btn-primary'}}
+      class="btn btn-large btn-primary"}}
   <p>
     {{#if otherMethodAllowed}}
-      <a href="" class="toggle-second-factor-method" {{action "useAnotherMethod"}}>{{ i18n 'login.security_key_alternative' }}</a>
+      <a href="" class="toggle-second-factor-method" {{action "useAnotherMethod"}}>{{ i18n "login.security_key_alternative" }}</a>
     {{/if}}
   </p>
 </div>
diff --git a/app/assets/javascripts/discourse/templates/components/shared-draft-controls.hbs b/app/assets/javascripts/discourse/templates/components/shared-draft-controls.hbs
index f641a14a56c..03bc3de807b 100644
--- a/app/assets/javascripts/discourse/templates/components/shared-draft-controls.hbs
+++ b/app/assets/javascripts/discourse/templates/components/shared-draft-controls.hbs
@@ -1,10 +1,10 @@
-<div class='shared-draft-controls'>
+<div class="shared-draft-controls">
   {{#if publishing}}
     {{i18n "shared_drafts.publishing"}}
   {{else}}
     {{html-safe (i18n "shared_drafts.notice" category=topic.category.name)}}
 
-    <div class='publish-field'>
+    <div class="publish-field">
       <label>{{i18n "shared_drafts.destination_category"}}</label>
       {{category-chooser
         value=topic.destination_category_id
@@ -12,7 +12,7 @@
       }}
     </div>
 
-    <div class='publish-field'>
+    <div class="publish-field">
       {{#if validCategory}}
         {{d-button
           action=(action "publish")
diff --git a/app/assets/javascripts/discourse/templates/components/tag-groups-form.hbs b/app/assets/javascripts/discourse/templates/components/tag-groups-form.hbs
index e0cd0eb1d9c..0bca43013d5 100644
--- a/app/assets/javascripts/discourse/templates/components/tag-groups-form.hbs
+++ b/app/assets/javascripts/discourse/templates/components/tag-groups-form.hbs
@@ -3,7 +3,7 @@
   <br>
 
   <section class="group-tags-list">
-    <label>{{i18n 'tagging.groups.tags_label'}}</label><br>
+    <label>{{i18n "tagging.groups.tags_label"}}</label><br>
     {{tag-chooser
       tags=buffered.tag_names
       everyTag=true
@@ -14,7 +14,7 @@
   </section>
 
   <section class="parent-tag-section">
-    <label>{{i18n 'tagging.groups.parent_tag_label'}}</label>
+    <label>{{i18n "tagging.groups.parent_tag_label"}}</label>
     {{tag-chooser
       tags=buffered.parent_tag_name
       everyTag=true
@@ -22,13 +22,13 @@
       allowCreate=true
       excludeSynonyms=true
       filterPlaceholder="tagging.groups.parent_tag_placeholder"}}
-    <span class="description">{{i18n 'tagging.groups.parent_tag_description'}}</span>
+    <span class="description">{{i18n "tagging.groups.parent_tag_description"}}</span>
   </section>
 
   <section class="group-one-per-topic">
     <label>
       {{input type="checkbox" checked=buffered.one_per_topic name="onepertopic"}}
-      {{i18n 'tagging.groups.one_per_topic_label'}}
+      {{i18n "tagging.groups.one_per_topic_label"}}
     </label>
   </section>
 
@@ -43,7 +43,7 @@
         onChange=(action "setPermissions")}}
 
       <label class="radio" for="public-permission">
-        {{i18n 'tagging.groups.everyone_can_use'}}
+        {{i18n "tagging.groups.everyone_can_use"}}
       </label>
     </div>
     <div>
@@ -56,7 +56,7 @@
         onChange=(action "setPermissions")}}
 
       <label class="radio" for="visible-permission">
-        {{i18n 'tagging.groups.usable_only_by_staff'}}
+        {{i18n "tagging.groups.usable_only_by_staff"}}
       </label>
     </div>
     <div>
@@ -69,7 +69,7 @@
         onChange=(action "setPermissions")}}
 
       <label class="radio" for="private-permission">
-        {{i18n 'tagging.groups.visible_only_to_staff'}}
+        {{i18n "tagging.groups.visible_only_to_staff"}}
       </label>
     </div>
   </section>
diff --git a/app/assets/javascripts/discourse/templates/components/tag-info.hbs b/app/assets/javascripts/discourse/templates/components/tag-info.hbs
index b1031c4558b..ba20f68a74d 100644
--- a/app/assets/javascripts/discourse/templates/components/tag-info.hbs
+++ b/app/assets/javascripts/discourse/templates/components/tag-info.hbs
@@ -35,7 +35,7 @@
         <div>{{html-safe (i18n "tagging.synonyms_description" base_tag_name=tagInfo.name)}}</div>
         <div class="tag-list">
           {{#each tagInfo.synonyms as |tag|}}
-            <div class='tag-box'>
+            <div class="tag-box">
               {{discourse-tag tag.id pmOnly=tag.pmOnly tagName="div"}}
               {{#if editSynonymsMode}}
                 <a href {{action "unlinkSynonym" tag}} class="unlink-synonym">
@@ -52,7 +52,7 @@
     {{/if}}
     {{#if editSynonymsMode}}
       <section class="add-synonyms field">
-        <label for="add-synonyms">{{i18n 'tagging.add_synonyms_label'}}</label>
+        <label for="add-synonyms">{{i18n "tagging.add_synonyms_label"}}</label>
         {{tag-chooser
           id="add-synonyms"
           tags=newSynonyms
@@ -69,6 +69,6 @@
     {{/if}}
   {{/if}}
   {{#if loading}}
-    <div>{{i18n 'loading'}}</div>
+    <div>{{i18n "loading"}}</div>
   {{/if}}
 </section>
diff --git a/app/assets/javascripts/discourse/templates/components/tag-list.hbs b/app/assets/javascripts/discourse/templates/components/tag-list.hbs
index b7ce5970dcb..6f5f0da581e 100644
--- a/app/assets/javascripts/discourse/templates/components/tag-list.hbs
+++ b/app/assets/javascripts/discourse/templates/components/tag-list.hbs
@@ -8,8 +8,8 @@
   <h3>{{tagGroupName}}</h3>
 {{/if}}
 {{#each sortedTags as |tag|}}
-  <div class='tag-box'>
-    {{discourse-tag tag.id isPrivateMessage=isPrivateMessage pmOnly=tag.pmOnly tagsForUser=tagsForUser}} {{#if tag.pmOnly}}{{d-icon "far-envelope"}}{{/if}}{{#if tag.totalCount}} <span class='tag-count'>x {{tag.totalCount}}</span>{{/if}}
+  <div class="tag-box">
+    {{discourse-tag tag.id isPrivateMessage=isPrivateMessage pmOnly=tag.pmOnly tagsForUser=tagsForUser}} {{#if tag.pmOnly}}{{d-icon "far-envelope"}}{{/if}}{{#if tag.totalCount}} <span class="tag-count">x {{tag.totalCount}}</span>{{/if}}
   </div>
 {{/each}}
 <div class="clearfix"></div>
diff --git a/app/assets/javascripts/discourse/templates/components/topic-entrance.hbs b/app/assets/javascripts/discourse/templates/components/topic-entrance.hbs
index 227674d60c7..9872c066aad 100644
--- a/app/assets/javascripts/discourse/templates/components/topic-entrance.hbs
+++ b/app/assets/javascripts/discourse/templates/components/topic-entrance.hbs
@@ -1,7 +1,7 @@
 {{#d-button action=(action "enterTop") class="full jump-top"}}
-  {{d-icon 'step-backward'}} {{html-safe topDate}}
+  {{d-icon "step-backward"}} {{html-safe topDate}}
 {{/d-button}}
 
 {{#d-button action=(action "enterBottom") class="full jump-bottom"}}
-  {{html-safe bottomDate}} {{d-icon 'step-forward'}}
+  {{html-safe bottomDate}} {{d-icon "step-forward"}}
 {{/d-button}}
diff --git a/app/assets/javascripts/discourse/templates/components/topic-footer-buttons.hbs b/app/assets/javascripts/discourse/templates/components/topic-footer-buttons.hbs
index 67f890abd2a..766ae9bf2b0 100644
--- a/app/assets/javascripts/discourse/templates/components/topic-footer-buttons.hbs
+++ b/app/assets/javascripts/discourse/templates/components/topic-footer-buttons.hbs
@@ -1,4 +1,4 @@
-<div class='topic-footer-main-buttons'>
+<div class="topic-footer-main-buttons">
   {{topic-admin-menu-button
     topic=topic
     openUpwards="true"
diff --git a/app/assets/javascripts/discourse/templates/components/topic-post-badges.hbs b/app/assets/javascripts/discourse/templates/components/topic-post-badges.hbs
index 1d992c500e2..98e3ea3c3fc 100644
--- a/app/assets/javascripts/discourse/templates/components/topic-post-badges.hbs
+++ b/app/assets/javascripts/discourse/templates/components/topic-post-badges.hbs
@@ -1,9 +1,9 @@
 {{#if unread }}
-  &nbsp;<a href={{url}} class='badge badge-notification unread' title={{i18n "topic.unread_posts" count=unread}}>{{unread}}</a>
+  &nbsp;<a href={{url}} title={{i18n "topic.unread_posts" count=unread}} class="badge badge-notification unread">{{unread}}</a>
 {{/if}}
 {{#if newPosts}}
-  &nbsp;<a href={{url}} class='badge badge-notification new-posts' title={{i18n "topic.total_unread_posts" count=newPosts}}>{{newPosts}}</a>
+  &nbsp;<a href={{url}} title={{i18n "topic.total_unread_posts" count=newPosts}} class="badge badge-notification new-posts">{{newPosts}}</a>
 {{/if}}
 {{#if unseen}}
-  &nbsp;<a href={{url}} class='badge badge-notification new-topic' title={{i18n "topic.new"}}>{{newDotText}}</a>
+  &nbsp;<a href={{url}} title={{i18n "topic.new"}} class="badge badge-notification new-topic">{{newDotText}}</a>
 {{/if}}
diff --git a/app/assets/javascripts/discourse/templates/components/topic-progress.hbs b/app/assets/javascripts/discourse/templates/components/topic-progress.hbs
index 4bfcbdc6fdc..326aeb35388 100644
--- a/app/assets/javascripts/discourse/templates/components/topic-progress.hbs
+++ b/app/assets/javascripts/discourse/templates/components/topic-progress.hbs
@@ -3,15 +3,15 @@
 {{/unless}}
 
 {{#if showBackButton}}
-  <div class='progress-back-container'>
+  <div class="progress-back-container">
     {{d-button label="topic.timeline.back" class="btn-primary progress-back" action=(action "goBack") icon="arrow-down"}}
   </div>
 {{/if}}
 
-<nav id='topic-progress' title={{i18n 'topic.progress.title'}} class={{if hideProgress 'hidden'}}>
-  <div class='nums'>
+<nav title={{i18n "topic.progress.title"}} class={{if hideProgress "hidden"}} id="topic-progress">
+  <div class="nums">
     <h4>{{progressPosition}}</h4>
-    <span class={{if hugeNumberOfPosts 'hidden'}}>
+    <span class={{if hugeNumberOfPosts "hidden"}}>
       <span>/</span>
       <h4>{{postStream.filteredPostsCount}}</h4>
     </span>
diff --git a/app/assets/javascripts/discourse/templates/components/topic-status.hbs b/app/assets/javascripts/discourse/templates/components/topic-status.hbs
index bf655d92192..23761e150fb 100644
--- a/app/assets/javascripts/discourse/templates/components/topic-status.hbs
+++ b/app/assets/javascripts/discourse/templates/components/topic-status.hbs
@@ -1,32 +1,32 @@
 {{~#if topicClosedArchived~}}
-  <span class='topic-status' title={{closedArchivedTitle}}>{{closedArchivedIcon}}</span>
+  <span title={{closedArchivedTitle}} class="topic-status">{{closedArchivedIcon}}</span>
 {{~/if~}}
 {{~#if closedIcon~}}
-  <span class='topic-status' title={{closedTitle}}>{{closedIcon}}</span>
+  <span title={{closedTitle}} class="topic-status">{{closedIcon}}</span>
 {{~/if~}}
 {{~#if archivedIcon~}}
-  <span class='topic-status' title={{archivedTitle}}>{{archivedIcon}}</span>
+  <span title={{archivedTitle}} class="topic-status">{{archivedIcon}}</span>
 {{~/if~}}
 {{~#if topicPrivateMessage~}}
-  <span class='topic-status' title={{privateMessageTitle}}>{{privateMessageIcon}}</span>
+  <span title={{privateMessageTitle}} class="topic-status">{{privateMessageIcon}}</span>
 {{~/if~}}
 {{~#if topicWarning~}}
-  <span class='topic-status topic-status-warning' title={{warningTitle}}>{{warningIcon}}</span>
+  <span title={{warningTitle}} class="topic-status topic-status-warning">{{warningIcon}}</span>
 {{~/if~}}
 {{~#if topicPinned~}}
   {{~#if canAct~}}
-    <a href="" class='topic-status' title={{pinnedTitle}}>{{pinnedIcon}}</a>
+    <a href="" title={{pinnedTitle}} class="topic-status">{{pinnedIcon}}</a>
   {{~else~}}
-    <span class='topic-status' title={{pinnedTitle}}>{{pinnedIcon}}</span>
+    <span title={{pinnedTitle}} class="topic-status">{{pinnedIcon}}</span>
   {{~/if~}}
 {{~/if~}}
 {{~#if topicUnpinned~}}
   {{~#if canAct~}}
-    <a href="" class='topic-status' title={{unpinnedTitle}}>{{unpinnedIcon}}</a>
+    <a href="" title={{unpinnedTitle}} class="topic-status">{{unpinnedIcon}}</a>
   {{~else~}}
-    <span class='topic-status' title={{unpinnedTitle}}>{{unpinnedIcon}}</span>
+    <span title={{unpinnedTitle}} class="topic-status">{{unpinnedIcon}}</span>
   {{~/if~}}
 {{~/if~}}
 {{~#if topicInvisible~}}
-  <span class='topic-status' title={{invisibleTitle}}>{{invisibleIcon}}</span>
+  <span title={{invisibleTitle}} class="topic-status">{{invisibleIcon}}</span>
 {{~/if~}}
diff --git a/app/assets/javascripts/discourse/templates/components/user-card-contents.hbs b/app/assets/javascripts/discourse/templates/components/user-card-contents.hbs
index 60bf8008b9c..e5ac4178c21 100644
--- a/app/assets/javascripts/discourse/templates/components/user-card-contents.hbs
+++ b/app/assets/javascripts/discourse/templates/components/user-card-contents.hbs
@@ -34,7 +34,7 @@
             flairColor=user.primary_group_flair_color
             groupName=user.primary_group_name}}
           {{/if}}
-          {{plugin-outlet name="user-card-avatar-flair" args=(hash user=user) tagName='div'}}
+          {{plugin-outlet name="user-card-avatar-flair" args=(hash user=user) tagName="div"}}
         </div>
         <div class="names">
           <h1 class="{{staff}} {{newUser}} {{if nameFirst "full-name" "username"}}">
@@ -43,7 +43,7 @@
                 {{if nameFirst user.name (format-username username)}}
               </span>
             {{else}}
-              <a href={{user.path}} {{action "showUser" user}} class='user-profile-link'>
+              <a href={{user.path}} {{action "showUser" user}} class="user-profile-link">
                 <span class="name-username-wrapper">
                   {{if nameFirst user.name (format-username username)}}
                 </span>
@@ -51,25 +51,25 @@
               </a>
             {{/if}}
           </h1>
-          {{plugin-outlet name="user-card-after-username" args=(hash user=user showUser=(action "showUser" user)) tagName=''}}
+          {{plugin-outlet name="user-card-after-username" args=(hash user=user showUser=(action "showUser" user)) tagName=""}}
           {{#if nameFirst}}
-            <h2 class='username'>{{username}}</h2>
+            <h2 class="username">{{username}}</h2>
           {{else}}
             {{#if user.name}}
-              <h2 class='full-name'>{{user.name}}</h2>
+              <h2 class="full-name">{{user.name}}</h2>
             {{/if}}
           {{/if}}
           {{#if user.title}}
             <h2>{{user.title}}</h2>
           {{/if}}
           {{#if user.staged}}
-            <h2 class="staged">{{i18n 'user.staged'}}</h2>
+            <h2 class="staged">{{i18n "user.staged"}}</h2>
           {{/if}}
-          {{plugin-outlet name="user-card-post-names" args=(hash user=user) tagName='div'}}
+          {{plugin-outlet name="user-card-post-names" args=(hash user=user) tagName="div"}}
         </div>
         <ul class="usercard-controls">
           {{#if user.can_send_private_message_to_user}}
-            <li class='compose-pm'>
+            <li class="compose-pm">
               {{d-button
               class="btn-primary"
               action=(action "composePM" user post)
@@ -113,7 +113,7 @@
 
       {{#if user.profile_hidden}}
         <div class="card-row second-row">
-          <div class='profile-hidden'>
+          <div class="profile-hidden">
             <span>{{i18n "user.profile_hidden"}}</span>
           </div>
         </div>
@@ -122,19 +122,19 @@
       {{#if isSuspendedOrHasBio}}
         <div class="card-row second-row">
           {{#if user.suspend_reason}}
-            <div class='suspended'>
+            <div class="suspended">
               <div class="suspension-date">
                 {{d-icon "ban"}}
-                {{i18n 'user.suspended_notice' date=user.suspendedTillDate}}
+                {{i18n "user.suspended_notice" date=user.suspendedTillDate}}
               </div>
-              <div class='suspension-reason'>
-                <span class="suspension-reason-title">{{i18n 'user.suspended_reason'}}</span>
+              <div class="suspension-reason">
+                <span class="suspension-reason-title">{{i18n "user.suspended_reason"}}</span>
                 <span class="suspension-reason-description">{{user.suspend_reason}}</span>
               </div>
             </div>
           {{else}}
             {{#if user.bio_excerpt}}
-              <div class='bio'>{{text-overflow class="overflow" text=user.bio_excerpt}}</div>
+              <div class="bio">{{text-overflow class="overflow" text=user.bio_excerpt}}</div>
             {{/if}}
           {{/if}}
         </div>
@@ -143,7 +143,7 @@
       {{#if showFeaturedTopic}}
         <div class="card-row">
           <div class="featured-topic">
-            <span class="desc">{{i18n 'user.featured_topic'}}</span>
+            <span class="desc">{{i18n "user.featured_topic"}}</span>
             {{#link-to "topic" user.featured_topic.slug user.featured_topic.id }}{{html-safe (replace-emoji user.featured_topic.fancy_title)}}{{/link-to}}
           </div>
         </div>
@@ -153,13 +153,13 @@
         <div class="card-row">
           <div class="location-and-website">
             {{#if user.location}}
-              <span class='location'>
+              <span class="location">
                 {{d-icon "map-marker-alt"}}
                 <span>{{user.location}}</span>
               </span>
             {{/if}}
             {{#if user.website_name}}
-              <span class='website-name'>
+              <span class="website-name">
                 {{d-icon "globe"}}
                 {{#if linkWebsite}}
                   {{!-- template-lint-disable  --}}
diff --git a/app/assets/javascripts/discourse/templates/components/user-fields/confirm.hbs b/app/assets/javascripts/discourse/templates/components/user-fields/confirm.hbs
index c09e6593016..64ee54fa820 100644
--- a/app/assets/javascripts/discourse/templates/components/user-fields/confirm.hbs
+++ b/app/assets/javascripts/discourse/templates/components/user-fields/confirm.hbs
@@ -1,14 +1,14 @@
 {{#if field.name}}
-  <label class="control-label" for={{concat 'user-' elementId}}>
-    {{html-safe field.name}}   {{#if field.required}}<span class='required'>*</span>{{/if}}
+  <label class="control-label" for={{concat "user-" elementId}}>
+    {{html-safe field.name}}   {{#if field.required}}<span class="required">*</span>{{/if}}
   </label>
 {{/if}}
 
-<div class='controls'>
+<div class="controls">
   <label class="control-label checkbox-label">
-    {{input id=(concat 'user-' elementId) checked=value type="checkbox"}}
+    {{input id=(concat "user-" elementId) checked=value type="checkbox"}}
     <span>
-      {{html-safe field.description}}   {{#unless field.name}}{{#if field.required}}<span class='required'>*</span>{{/if}}{{/unless}}
+      {{html-safe field.description}}   {{#unless field.name}}{{#if field.required}}<span class="required">*</span>{{/if}}{{/unless}}
     </span>
   </label>
 </div>
diff --git a/app/assets/javascripts/discourse/templates/components/user-fields/dropdown.hbs b/app/assets/javascripts/discourse/templates/components/user-fields/dropdown.hbs
index 5583c96f89e..f59b0dfd05f 100644
--- a/app/assets/javascripts/discourse/templates/components/user-fields/dropdown.hbs
+++ b/app/assets/javascripts/discourse/templates/components/user-fields/dropdown.hbs
@@ -1,13 +1,13 @@
-<label class="control-label" for={{concat 'user-' elementId}}>
+<label class="control-label" for={{concat "user-" elementId}}>
   {{html-safe field.name}}
   {{#if field.required}}
-    <span class='required'>*</span>
+    <span class="required">*</span>
   {{/if}}
 </label>
 
-<div class='controls'>
+<div class="controls">
   {{combo-box
-    id=(concat 'user-' elementId)
+    id=(concat "user-" elementId)
     content=field.options
     valueProperty=null
     nameProperty=null
diff --git a/app/assets/javascripts/discourse/templates/components/user-fields/text.hbs b/app/assets/javascripts/discourse/templates/components/user-fields/text.hbs
index 1518688a955..09a8a136e70 100644
--- a/app/assets/javascripts/discourse/templates/components/user-fields/text.hbs
+++ b/app/assets/javascripts/discourse/templates/components/user-fields/text.hbs
@@ -1,8 +1,8 @@
-<label class="control-label" for={{concat 'user-' elementId}}>
+<label class="control-label" for={{concat "user-" elementId}}>
   {{html-safe field.name}}
-  {{#if field.required}}<span class='required'>*</span>{{/if}}
+  {{#if field.required}}<span class="required">*</span>{{/if}}
 </label>
-<div class='controls'>
-  {{input id=(concat 'user-' elementId) value=value maxlength=site.user_field_max_length}}
+<div class="controls">
+  {{input id=(concat "user-" elementId) value=value maxlength=site.user_field_max_length}}
   <div class="instructions">{{html-safe field.description}}</div>
 </div>
diff --git a/app/assets/javascripts/discourse/templates/components/user-flag-percentage.hbs b/app/assets/javascripts/discourse/templates/components/user-flag-percentage.hbs
index b358f961e74..93b924b75d1 100644
--- a/app/assets/javascripts/discourse/templates/components/user-flag-percentage.hbs
+++ b/app/assets/javascripts/discourse/templates/components/user-flag-percentage.hbs
@@ -1,5 +1,5 @@
 {{#if showPercentage}}
-  <div class='user-flag-percentage' title={{percentage.title}}>
+  <div title={{percentage.title}} class="user-flag-percentage">
     <span class="percentage-label {{percentage.className}}">{{percentage.label}}</span>
     {{d-icon percentage.icon}}
   </div>
diff --git a/app/assets/javascripts/discourse/templates/components/user-info.hbs b/app/assets/javascripts/discourse/templates/components/user-info.hbs
index 6c3e7aacebc..59160413bbd 100644
--- a/app/assets/javascripts/discourse/templates/components/user-info.hbs
+++ b/app/assets/javascripts/discourse/templates/components/user-info.hbs
@@ -12,14 +12,14 @@
 </div>
 
 <div class="user-detail">
-  <div class='name-line'>
+  <div class="name-line">
     <span class="username"><a href={{userPath}} data-user-card={{user.username}}>{{format-username user.username}}</a></span>
     <span class="name">{{name}}</span>
   </div>
   <div class="title">{{user.title}}</div>
 
   {{#if hasBlock}}
-    <div class='details'>
+    <div class="details">
       {{yield}}
     </div>
   {{/if}}
diff --git a/app/assets/javascripts/discourse/templates/components/user-profile-avatar.hbs b/app/assets/javascripts/discourse/templates/components/user-profile-avatar.hbs
index 757526cf382..303878d412f 100644
--- a/app/assets/javascripts/discourse/templates/components/user-profile-avatar.hbs
+++ b/app/assets/javascripts/discourse/templates/components/user-profile-avatar.hbs
@@ -1,4 +1,4 @@
-<div class='user-profile-avatar'>
+<div class="user-profile-avatar">
   {{bound-avatar user "huge"}}
   {{#if user.primary_group_name}}
     {{avatar-flair
@@ -7,5 +7,5 @@
       flairColor=user.primary_group_flair_color
       groupName=user.primary_group_name}}
   {{/if}}
-  {{plugin-outlet name="user-profile-avatar-flair" args=(hash model=user) tagName='div'}}
+  {{plugin-outlet name="user-profile-avatar-flair" args=(hash model=user) tagName="div"}}
 </div>
diff --git a/app/assets/javascripts/discourse/templates/components/user-stat.hbs b/app/assets/javascripts/discourse/templates/components/user-stat.hbs
index 20bbb3204ae..e95ab17d312 100644
--- a/app/assets/javascripts/discourse/templates/components/user-stat.hbs
+++ b/app/assets/javascripts/discourse/templates/components/user-stat.hbs
@@ -1,4 +1,4 @@
-<span class='value'>
+<span class="value">
   {{#if isNumber}}
     {{number value}}
   {{else if isDuration}}
@@ -7,7 +7,7 @@
     {{value}}
   {{/if}}
 </span>
-<span class='label'>
+<span class="label">
   {{#if icon}}{{d-icon icon}}{{/if}}
   {{html-safe (i18n label count=value)}}
 </span>
diff --git a/app/assets/javascripts/discourse/templates/components/user-stream-item.hbs b/app/assets/javascripts/discourse/templates/components/user-stream-item.hbs
index 50d4f6ee862..278606bdb90 100644
--- a/app/assets/javascripts/discourse/templates/components/user-stream-item.hbs
+++ b/app/assets/javascripts/discourse/templates/components/user-stream-item.hbs
@@ -1,13 +1,13 @@
-<div class='clearfix info'>
-  <a href={{item.userUrl}} data-user-card={{item.username}} class='avatar-link'><div class='avatar-wrapper'>{{avatar item imageSize="large" extraClasses="actor" ignoreTitle="true"}}</div></a>
-  <span class='time'>{{format-date item.created_at}}</span>
+<div class="clearfix info">
+  <a href={{item.userUrl}} data-user-card={{item.username}} class="avatar-link"><div class="avatar-wrapper">{{avatar item imageSize="large" extraClasses="actor" ignoreTitle="true"}}</div></a>
+  <span class="time">{{format-date item.created_at}}</span>
   {{#if item.draftType}}
-    <span class='draft-type'>{{html-safe item.draftType}}</span>
+    <span class="draft-type">{{html-safe item.draftType}}</span>
   {{else}}
     {{expand-post item=item}}
   {{/if}}
-  <div class='stream-topic-details'>
-    <div class='stream-topic-title'>
+  <div class="stream-topic-details">
+    <div class="stream-topic-title">
       {{topic-status topic=item disableActions=true}}
       <span class="title">
         {{#if item.postUrl}}
@@ -32,10 +32,10 @@
 </div>
 
 {{#if actionDescription}}
-  <p class='excerpt'>{{actionDescription}}</p>
+  <p class="excerpt">{{actionDescription}}</p>
 {{/if}}
 
-<p class='excerpt' data-topic-id={{item.topic_id}} data-post-id={{item.post_id}} data-user-id={{item.user_id}}>
+<p data-topic-id={{item.topic_id}} data-post-id={{item.post_id}} data-user-id={{item.user_id}} class="excerpt">
   {{!-- template-lint-disable no-triple-curlies --}}
   {{~#if item.expandedExcerpt}}
     {{~{item.expandedExcerpt}~}}
@@ -47,7 +47,7 @@
 
 {{#each item.children as |child|}}
   {{!-- DEPRECATED: 'child-actions' class --}}
-  <div class='user-stream-item-actions child-actions'>
+  <div class="user-stream-item-actions child-actions">
     {{d-icon child.icon class="icon"}}
     {{#each child.items as |grandChild|}}
       {{#if grandChild.removableBookmark}}
@@ -58,7 +58,7 @@
           label="bookmarks.remove"
         }}
       {{else}}
-        <a href={{grandChild.userUrl}} data-user-card={{grandChild.username}} class='avatar-link'><div class='avatar-wrapper'>{{avatar grandChild imageSize="tiny" extraClasses="actor" ignoreTitle="true" avatarTemplatePath="acting_avatar_template"}}</div></a>
+        <a href={{grandChild.userUrl}} data-user-card={{grandChild.username}} class="avatar-link"><div class="avatar-wrapper">{{avatar grandChild imageSize="tiny" extraClasses="actor" ignoreTitle="true" avatarTemplatePath="acting_avatar_template"}}</div></a>
         {{#if grandChild.edit_reason}} &mdash; <span class="edit-reason">{{grandChild.edit_reason}}</span>{{/if}}
       {{/if}}
     {{/each}}
@@ -66,8 +66,8 @@
 {{/each}}
 
 {{#if item.editableDraft}}
-  <div class='user-stream-item-draft-actions'>
-    {{d-button action=resumeDraft actionParam=item icon="pencil-alt" label='drafts.resume' class="btn-default resume-draft"}}
-    {{d-button action=removeDraft actionParam=item icon="far-trash-alt" label='drafts.remove' class="btn-default remove-draft"}}
+  <div class="user-stream-item-draft-actions">
+    {{d-button action=resumeDraft actionParam=item icon="pencil-alt" label="drafts.resume" class="btn-default resume-draft"}}
+    {{d-button action=removeDraft actionParam=item icon="far-trash-alt" label="drafts.remove" class="btn-default remove-draft"}}
   </div>
 {{/if}}
diff --git a/app/assets/javascripts/discourse/templates/components/user-summary-category-search.hbs b/app/assets/javascripts/discourse/templates/components/user-summary-category-search.hbs
index 50ab46f1dc6..4694405f992 100644
--- a/app/assets/javascripts/discourse/templates/components/user-summary-category-search.hbs
+++ b/app/assets/javascripts/discourse/templates/components/user-summary-category-search.hbs
@@ -1,5 +1,5 @@
 {{#if count}}
-  {{#link-to 'full-page-search' (query-params q=searchParams)}}
+  {{#link-to "full-page-search" (query-params q=searchParams)}}
     {{count}}
   {{/link-to}}
 {{else}}
diff --git a/app/assets/javascripts/discourse/templates/components/user-summary-section.hbs b/app/assets/javascripts/discourse/templates/components/user-summary-section.hbs
index 28bdf9d7b8f..69763aba1d5 100644
--- a/app/assets/javascripts/discourse/templates/components/user-summary-section.hbs
+++ b/app/assets/javascripts/discourse/templates/components/user-summary-section.hbs
@@ -1,2 +1,2 @@
-<h3 class='stats-title'>{{i18n (concat "user.summary." title)}}</h3>
+<h3 class="stats-title">{{i18n (concat "user.summary." title)}}</h3>
 {{yield}}
diff --git a/app/assets/javascripts/discourse/templates/components/user-summary-topic.hbs b/app/assets/javascripts/discourse/templates/components/user-summary-topic.hbs
index 970592ece41..b1ab485fa60 100644
--- a/app/assets/javascripts/discourse/templates/components/user-summary-topic.hbs
+++ b/app/assets/javascripts/discourse/templates/components/user-summary-topic.hbs
@@ -1,8 +1,8 @@
-<span class='topic-info'>
+<span class="topic-info">
   {{format-date createdAt format="tiny" noTitle="true"}}
   {{#if likes}}
     &middot;
-    {{d-icon 'heart'}}&nbsp;<span class='like-count'>{{number likes}}</span>
+    {{d-icon "heart"}}&nbsp;<span class="like-count">{{number likes}}</span>
   {{/if}}
 </span>
 <br>
diff --git a/app/assets/javascripts/discourse/templates/composer.hbs b/app/assets/javascripts/discourse/templates/composer.hbs
index 7cd5c8f42af..6f133154bdf 100644
--- a/app/assets/javascripts/discourse/templates/composer.hbs
+++ b/app/assets/javascripts/discourse/templates/composer.hbs
@@ -10,10 +10,10 @@
                         messageCount=messageCount
                         addLinkLookup=(action "addLinkLookup")}}
     {{#if model.viewOpenOrFullscreen}}
-      <div class="reply-area {{if canEditTags 'with-tags'}}">
-        <div class='composer-fields'>
+      <div class="reply-area {{if canEditTags "with-tags"}}">
+        <div class="composer-fields">
           {{plugin-outlet name="composer-open" args=(hash model=model)}}
-          <div class='reply-to'>
+          <div class="reply-to">
             {{#unless model.viewFullscreen}}
               <div class="reply-details">
                 {{composer-action-title
@@ -26,10 +26,10 @@
 
                 {{#unless site.mobileView}}
                   {{#if isWhispering}}
-                    <span class='whisper'>{{d-icon "far-eye-slash"}}</span>
+                    <span class="whisper">{{d-icon "far-eye-slash"}}</span>
                   {{/if}}
                   {{#if model.unlistTopic}}
-                    <span class='whisper'>({{i18n 'composer.unlist'}})</span>
+                    <span class="whisper">({{i18n "composer.unlist"}})</span>
                   {{/if}}
                   {{#if model.noBump}}
                     <span class="no-bump">{{d-icon "anchor"}}</span>
@@ -51,14 +51,14 @@
           {{#unless model.viewFullscreen}}
             {{#if model.canEditTitle}}
               {{#if model.creatingPrivateMessage}}
-                <div class='user-selector'>
+                <div class="user-selector">
                   {{composer-user-selector topicId=topicModel.id
                                            usernames=model.targetRecipients
                                            hasGroups=model.hasTargetGroups
                                            focusTarget=focusTarget
                                            class="users-input"}}
                   {{#if showWarning}}
-                    <label class='add-warning'>
+                    <label class="add-warning">
                       {{input type="checkbox" checked=model.isWarning tabindex="3"}}
                       {{i18n "composer.add_warning"}}
                     </label>
@@ -66,7 +66,7 @@
                 </div>
               {{/if}}
 
-              <div class="title-and-category {{if showPreview 'with-preview'}}">
+              <div class="title-and-category {{if showPreview "with-preview"}}">
 
                 {{composer-title composer=model lastValidatedAt=lastValidatedAt focusTarget=focusTarget}}
 
@@ -127,10 +127,10 @@
                           afterRefresh=(action "afterRefresh")
                           focusTarget=focusTarget}}
 
-        <div class='submit-panel'>
+        <div class="submit-panel">
           {{plugin-outlet name="composer-fields-below" args=(hash model=model)}}
 
-          <div class='save-or-cancel'>
+          <div class="save-or-cancel">
             {{#unless model.viewFullscreen}}
               {{composer-save-button action=(action "save")
                                      icon=saveIcon
@@ -138,7 +138,7 @@
                                      disableSubmit=disableSubmit}}
 
               {{#if site.mobileView}}
-                <a href {{action "cancel"}} class='cancel' tabindex="6" title={{i18n 'cancel'}}>
+                <a href {{action "cancel"}} tabindex="6" title={{i18n "cancel"}} class="cancel">
                   {{#if canEdit}}
                     {{d-icon "times"}}
                   {{else}}
@@ -146,13 +146,13 @@
                   {{/if}}
                 </a>
               {{else}}
-                <a href {{action "cancel"}} class='cancel' tabindex="6" >{{i18n 'cancel'}}</a>
+                <a href {{action "cancel"}} tabindex="6" class="cancel" >{{i18n "cancel"}}</a>
               {{/if}}
             {{/unless}}
 
             {{#if site.mobileView}}
               {{#if whisperOrUnlistTopic}}
-                <span class='whisper'>
+                <span class="whisper">
                   {{d-icon "far-eye-slash"}}
                 </span>
               {{/if}}
@@ -163,21 +163,21 @@
 
             {{#if isUploading}}
               <div id="file-uploading">
-                {{loading-spinner size="small"}}<span>{{i18n 'upload_selector.uploading'}} {{uploadProgress}}%</span>
+                {{loading-spinner size="small"}}<span>{{i18n "upload_selector.uploading"}} {{uploadProgress}}%</span>
                 {{#if isCancellable}}
                   <a href id="cancel-file-upload" {{action "cancelUpload"}}>{{d-icon "times"}}</a>
                 {{/if}}
               </div>
             {{/if}}
-            <div id='draft-status' class={{if isUploading 'hidden'}}>
+            <div class={{if isUploading "hidden"}} id="draft-status">
               {{#if model.draftSaving}}<div class="spinner small"></div>{{/if}}
-              {{#if model.draftSaved}}{{d-icon 'check' class='save-animation'}}{{/if}}
+              {{#if model.draftSaved}}{{d-icon "check" class="save-animation"}}{{/if}}
               {{#if model.draftStatus}}
                 <span title={{model.draftStatus}}>
                   {{#if model.draftConflictUser}}
-                    {{avatar model.draftConflictUser imageSize="small"}} {{d-icon 'user-edit'}}
+                    {{avatar model.draftConflictUser imageSize="small"}} {{d-icon "user-edit"}}
                   {{else}}
-                    {{d-icon 'sync-alt'}}
+                    {{d-icon "sync-alt"}}
                   {{/if}}
                   {{#unless site.mobileView}}
                     {{model.draftStatus}}
@@ -189,12 +189,12 @@
 
           {{#if site.mobileView}}
             {{#if allowUpload}}
-              <a class="btn btn-default no-text mobile-file-upload {{if isUploading 'hidden'}}">
+              <a class="btn btn-default no-text mobile-file-upload {{if isUploading "hidden"}}">
                 {{d-icon uploadIcon}}
               </a>
             {{/if}}
 
-            <a href class="btn btn-default no-text mobile-preview" title={{i18n 'composer.show_preview'}} {{action "togglePreview"}}>
+            <a href class="btn btn-default no-text mobile-preview" title={{i18n "composer.show_preview"}} {{action "togglePreview"}}>
               {{d-icon "desktop"}}
             </a>
 
@@ -202,22 +202,22 @@
               {{d-button action=(action "togglePreview") class="hide-preview" label="composer.hide_preview"}}
             {{/if}}
           {{else}}
-            <a href {{action "togglePreview"}} class='toggle-preview'>{{html-safe toggleText}}</a>
+            <a href {{action "togglePreview"}} class="toggle-preview">{{html-safe toggleText}}</a>
           {{/if}}
 
         </div>
       </div>
 
     {{else}}
-      <div class='saving-text'>
+      <div class="saving-text">
         {{#if model.createdPost}}
-          {{i18n 'composer.saved'}} <a class='permalink' href={{createdPost.url}} {{action "viewNewReply"}}>{{i18n 'composer.view_new_post'}}</a>
+          {{i18n "composer.saved"}} <a href={{createdPost.url}} {{action "viewNewReply"}} class="permalink">{{i18n "composer.view_new_post"}}</a>
         {{else}}
-          {{i18n 'composer.saving'}} {{loading-spinner size="small"}}
+          {{i18n "composer.saving"}} {{loading-spinner size="small"}}
         {{/if}}
       </div>
 
-      <div class='draft-text'>
+      <div class="draft-text">
         {{#if model.topic}}
           {{d-icon "share"}} {{html-safe draftTitle}}
         {{else}}
diff --git a/app/assets/javascripts/discourse/templates/composer/custom-body.hbs b/app/assets/javascripts/discourse/templates/composer/custom-body.hbs
index 238de27da0b..50f12536d6a 100644
--- a/app/assets/javascripts/discourse/templates/composer/custom-body.hbs
+++ b/app/assets/javascripts/discourse/templates/composer/custom-body.hbs
@@ -1,3 +1,3 @@
-<a href {{action "closeMessage"}} class='close'>{{d-icon "times"}}</a>
+<a href {{action "closeMessage"}} class="close">{{d-icon "times"}}</a>
 {{#if message.title}}<h3>{{message.title}}</h3>{{/if}}
 <p>{{html-safe message.body}}</p>
diff --git a/app/assets/javascripts/discourse/templates/composer/education.hbs b/app/assets/javascripts/discourse/templates/composer/education.hbs
index 269e44e5953..ea644416c0d 100644
--- a/app/assets/javascripts/discourse/templates/composer/education.hbs
+++ b/app/assets/javascripts/discourse/templates/composer/education.hbs
@@ -1,2 +1,2 @@
-<a href {{action "closeMessage"}} class='close'>{{d-icon "times"}}</a>
+<a href {{action "closeMessage"}} class="close">{{d-icon "times"}}</a>
 {{html-safe message.body}}
diff --git a/app/assets/javascripts/discourse/templates/composer/group-mentioned.hbs b/app/assets/javascripts/discourse/templates/composer/group-mentioned.hbs
index 269e44e5953..ea644416c0d 100644
--- a/app/assets/javascripts/discourse/templates/composer/group-mentioned.hbs
+++ b/app/assets/javascripts/discourse/templates/composer/group-mentioned.hbs
@@ -1,2 +1,2 @@
-<a href {{action "closeMessage"}} class='close'>{{d-icon "times"}}</a>
+<a href {{action "closeMessage"}} class="close">{{d-icon "times"}}</a>
 {{html-safe message.body}}
diff --git a/app/assets/javascripts/discourse/templates/composer/similar-topics.hbs b/app/assets/javascripts/discourse/templates/composer/similar-topics.hbs
index 6972b13d07f..8a44bb09dee 100644
--- a/app/assets/javascripts/discourse/templates/composer/similar-topics.hbs
+++ b/app/assets/javascripts/discourse/templates/composer/similar-topics.hbs
@@ -1,6 +1,6 @@
-<a href {{action "closeMessage"}} class='close'>{{d-icon "times"}}</a>
-<h3>{{i18n 'composer.similar_topics'}}</h3>
+<a href {{action "closeMessage"}} class="close">{{d-icon "times"}}</a>
+<h3>{{i18n "composer.similar_topics"}}</h3>
 
-<ul class='topics'>
+<ul class="topics">
   {{mount-widget widget="search-result-topic" args=(hash results=message.similarTopics)}}
 </ul>
diff --git a/app/assets/javascripts/discourse/templates/discovery/topics.hbs b/app/assets/javascripts/discourse/templates/discovery/topics.hbs
index 208de9a7092..8f13b1b6151 100644
--- a/app/assets/javascripts/discourse/templates/discovery/topics.hbs
+++ b/app/assets/javascripts/discourse/templates/discovery/topics.hbs
@@ -38,13 +38,13 @@
 
 {{#discovery-topics-list model=model refresh=(action "refresh") incomingCount=topicTrackingState.incomingCount as |discoveryTopicList|}}
   {{#if top}}
-    <div class='top-lists'>
+    <div class="top-lists">
       {{period-chooser period=period action=(action "changePeriod") fullDay=false}}
     </div>
   {{else}}
     {{#if topicTrackingState.hasIncoming}}
-      <div class="show-more {{if hasTopics 'has-topics'}}">
-        <a class='alert alert-info clickable' tabindex="0" href {{action "showInserted"}}>
+      <div class="show-more {{if hasTopics "has-topics"}}">
+        <a tabindex="0" href {{action "showInserted"}} class="alert alert-info clickable">
           {{count-i18n key="topic_count_" suffix=topicTrackingState.filter count=topicTrackingState.incomingCount}}
         </a>
       </div>
@@ -75,7 +75,7 @@
   {{/if}}
 {{/discovery-topics-list}}
 
-<footer class='topic-list-bottom'>
+<footer class="topic-list-bottom">
   {{conditional-loading-spinner condition=model.loadingMore}}
   {{#if allLoaded}}
     {{#if showDismissRead}}
@@ -97,12 +97,12 @@
 
     {{#footer-message education=footerEducation message=footerMessage}}
       {{#if latest}}
-        {{#if canCreateTopicOnCategory}}<a href {{action "createTopic"}}>{{i18n 'topic.suggest_create_topic'}}</a>{{/if}}
+        {{#if canCreateTopicOnCategory}}<a href {{action "createTopic"}}>{{i18n "topic.suggest_create_topic"}}</a>{{/if}}
       {{else if top}}
-        {{#link-to "discovery.categories"}}{{i18n 'topic.browse_all_categories'}}{{/link-to}}, {{#link-to 'discovery.latest'}}{{i18n 'topic.view_latest_topics'}}{{/link-to}} {{i18n 'or'}} {{i18n 'filters.top.other_periods'}}
+        {{#link-to "discovery.categories"}}{{i18n "topic.browse_all_categories"}}{{/link-to}}, {{#link-to "discovery.latest"}}{{i18n "topic.view_latest_topics"}}{{/link-to}} {{i18n "or"}} {{i18n "filters.top.other_periods"}}
         {{top-period-buttons period=period action=(action "changePeriod")}}
       {{else}}
-        {{#link-to "discovery.categories"}} {{i18n 'topic.browse_all_categories'}}{{/link-to}} {{i18n 'or'}} {{#link-to 'discovery.latest'}}{{i18n 'topic.view_latest_topics'}}{{/link-to}}
+        {{#link-to "discovery.categories"}} {{i18n "topic.browse_all_categories"}}{{/link-to}} {{i18n "or"}} {{#link-to "discovery.latest"}}{{i18n "topic.view_latest_topics"}}{{/link-to}}
       {{/if}}
     {{/footer-message}}
 
diff --git a/app/assets/javascripts/discourse/templates/email-login.hbs b/app/assets/javascripts/discourse/templates/email-login.hbs
index 96ba848bfb5..3e89b6cc618 100644
--- a/app/assets/javascripts/discourse/templates/email-login.hbs
+++ b/app/assets/javascripts/discourse/templates/email-login.hbs
@@ -6,7 +6,7 @@
   <div class="pull-left col-form">
     <form>
       {{#if model.error}}
-        <div class='alert alert-error'>
+        <div class="alert alert-error">
           {{model.error}}
         </div>
       {{/if}}
diff --git a/app/assets/javascripts/discourse/templates/exception.hbs b/app/assets/javascripts/discourse/templates/exception.hbs
index 2c6d59e4877..99d6e459a9a 100644
--- a/app/assets/javascripts/discourse/templates/exception.hbs
+++ b/app/assets/javascripts/discourse/templates/exception.hbs
@@ -3,7 +3,7 @@
     <div class="face">:(</div>
     <div class="reason">{{reason}}</div>
     <div class="url">
-      {{i18n 'errors.prev_page'}} <a href={{requestUrl}} data-auto-route="true">{{requestUrl}}</a>
+      {{i18n "errors.prev_page"}} <a href={{requestUrl}} data-auto-route="true">{{requestUrl}}</a>
     </div>
     <div class="desc">
       {{#if networkFixed}}
diff --git a/app/assets/javascripts/discourse/templates/full-page-search.hbs b/app/assets/javascripts/discourse/templates/full-page-search.hbs
index 649c3af0e48..d6cdd922273 100644
--- a/app/assets/javascripts/discourse/templates/full-page-search.hbs
+++ b/app/assets/javascripts/discourse/templates/full-page-search.hbs
@@ -20,7 +20,7 @@
     {{!-- context is only provided when searching from mobile view --}}
     <div class="search-context">
       {{#if context}}
-        <div class='fps-search-context'>
+        <div class="fps-search-context">
           <label>
             {{input type="checkbox" name="searchContext" checked=searchContextEnabled}} {{searchContextDescription}}
           </label>
@@ -29,7 +29,7 @@
     </div>
 
     {{#if hasResults}}
-      <div class='search-title'>
+      <div class="search-title">
         {{#if hasResults}}
           {{create-topic-button canCreateTopic=canCreateTopic action=(action "createTopic" searchTerm)}}
         {{/if}}
@@ -40,19 +40,19 @@
         {{/if}}
 
         {{#if bulkSelectEnabled}}
-          <div class='fps-select'>
+          <div class="fps-select">
             <a href {{action "selectAll"}}>{{i18n "search.select_all"}}</a>
             <a href {{action "clearAll"}}>{{i18n "search.clear_all"}}</a>
           </div>
         {{/if}}
       </div>
 
-      <div class='search-info'>
-        <div class='result-count'>
+      <div class="search-info">
+        <div class="result-count">
           {{html-safe resultCountLabel}}
         </div>
-        <div class='sort-by'>
-          <span class='desc'>
+        <div class="sort-by">
+          <span class="desc">
             {{i18n "search.sort_by"}}
           </span>
           {{combo-box
@@ -73,25 +73,25 @@
       <div class="search-results">
         {{#load-more selector=".fps-result" action=(action "loadMore")}}
           {{#each model.posts as |result|}}
-            <div class='fps-result'>
-              <div class='author'>
+            <div class="fps-result">
+              <div class="author">
                 <a href={{result.userPath}} data-user-card={{result.username}}>
                   {{avatar result imageSize="large"}}
                 </a>
               </div>
 
-              <div class='fps-topic'>
-                <div class='topic'>
+              <div class="fps-topic">
+                <div class="topic">
                   {{#if bulkSelectEnabled}}
                     {{track-selected selectedList=selected selectedId=result.topic}}
                   {{/if}}
 
-                  <a class='search-link' href={{result.url}} {{action "logClick" result.topic_id}}>
+                  <a href={{result.url}} {{action "logClick" result.topic_id}} class="search-link">
                     {{topic-status topic=result.topic disableActions=true showPrivateMessageIcon=true}}
-                    <span class='topic-title'>{{#highlight-text highlight=q}}{{html-safe result.topic.fancyTitle}}{{/highlight-text}}</span>
+                    <span class="topic-title">{{#highlight-text highlight=q}}{{html-safe result.topic.fancyTitle}}{{/highlight-text}}</span>
                   </a>
 
-                  <div class='search-category'>
+                  <div class="search-category">
                     {{#if result.topic.category.parentCategory}}
                       {{category-link result.topic.category.parentCategory}}
                     {{/if}}
@@ -103,8 +103,8 @@
                   </div>
                 </div>
 
-                <div class='blurb container'>
-                  <span class='date'>
+                <div class="blurb container">
+                  <span class="date">
                     {{format-age result.created_at}}
                     {{#if result.blurb}}
                       -
@@ -120,7 +120,7 @@
 
                 {{#if showLikeCount}}
                   {{#if result.like_count}}
-                    <span class='like-count'>
+                    <span class="like-count">
                       {{result.like_count}} {{d-icon "heart"}}
                     </span>
                   {{/if}}
diff --git a/app/assets/javascripts/discourse/templates/group-index.hbs b/app/assets/javascripts/discourse/templates/group-index.hbs
index cd2608f2c2b..f917c42d76a 100644
--- a/app/assets/javascripts/discourse/templates/group-index.hbs
+++ b/app/assets/javascripts/discourse/templates/group-index.hbs
@@ -27,24 +27,24 @@
 
   {{#if hasMembers}}
     {{#load-more selector=".group-members tr" action=(action "loadMore")}}
-      <table class='group-members'>
+      <table class="group-members">
         <thead>
-          {{group-index-toggle order=order desc=desc field='username_lower' i18nKey='username'}}
-          <th class='group-owner'>{{i18n "groups.members.owner"}}</th>
-          {{group-index-toggle order=order desc=desc field='added_at' i18nKey='groups.member_added'}}
-          {{group-index-toggle order=order desc=desc field='last_posted_at' i18nKey='last_post'}}
-          {{group-index-toggle order=order desc=desc field='last_seen_at'  i18nKey='last_seen'}}
+          {{group-index-toggle order=order desc=desc field="username_lower" i18nKey="username"}}
+          <th class="group-owner">{{i18n "groups.members.owner"}}</th>
+          {{group-index-toggle order=order desc=desc field="added_at" i18nKey="groups.member_added"}}
+          {{group-index-toggle order=order desc=desc field="last_posted_at" i18nKey="last_post"}}
+          {{group-index-toggle order=order desc=desc field="last_seen_at" i18nKey="last_seen"}}
           <th></th>
         </thead>
 
         <tbody>
           {{#each model.members as |m|}}
             <tr>
-              <td class='avatar'>
+              <td class="avatar">
                 {{user-info user=m skipName=skipName}}
               </td>
 
-              <td class='group-owner'>
+              <td class="group-owner">
                 {{#if m.owner}}
                   <strong class="group-owner-label">
                     {{d-icon "shield-alt"}}
diff --git a/app/assets/javascripts/discourse/templates/group-requests.hbs b/app/assets/javascripts/discourse/templates/group-requests.hbs
index 7b8b793315f..7ee73b8fb6d 100644
--- a/app/assets/javascripts/discourse/templates/group-requests.hbs
+++ b/app/assets/javascripts/discourse/templates/group-requests.hbs
@@ -10,10 +10,10 @@
 
   {{#if hasRequesters}}
     {{#load-more selector=".group-members tr" action=(action "loadMore")}}
-      <table class='group-members'>
+      <table class="group-members">
         <thead>
-          {{group-index-toggle order=order desc=desc field='username_lower' i18nKey='username'}}
-          {{group-index-toggle order=order desc=desc field='requested_at' i18nKey='groups.member_requested'}}
+          {{group-index-toggle order=order desc=desc field="username_lower" i18nKey="username"}}
+          {{group-index-toggle order=order desc=desc field="requested_at" i18nKey="groups.member_requested"}}
           <th>{{i18n "groups.requests.reason"}}</th>
           <th></th>
           <th></th>
@@ -22,7 +22,7 @@
         <tbody>
           {{#each model.requesters as |m|}}
             <tr>
-              <td class='avatar'>
+              <td class="avatar">
                 {{user-info user=m skipName=skipName}}
               </td>
               <td>
diff --git a/app/assets/javascripts/discourse/templates/group.hbs b/app/assets/javascripts/discourse/templates/group.hbs
index 4cb1033389c..0a53f7f1c04 100644
--- a/app/assets/javascripts/discourse/templates/group.hbs
+++ b/app/assets/javascripts/discourse/templates/group.hbs
@@ -1,10 +1,10 @@
 {{plugin-outlet name="before-group-container" args=(hash group=model)}}
 
 <div class="container group {{model.name}}">
-  <div class='group-details-container'>
-    <div class='group-info'>
+  <div class="group-details-container">
+    <div class="group-info">
       {{#if model.flair_url}}
-        <span class='group-avatar-flair'>
+        <span class="group-avatar-flair">
           {{avatar-flair
             flairURL=model.flair_url
             flairBgColor=model.flair_bg_color
@@ -14,10 +14,10 @@
       {{/if}}
 
       <span>
-        <span class='group-info-name'>{{groupName}}</span>
+        <span class="group-info-name">{{groupName}}</span>
 
         <div>
-          {{#if model.full_name}}<span class='group-info-full-name'>{{model.name}}</span>{{/if}}
+          {{#if model.full_name}}<span class="group-info-full-name">{{model.name}}</span>{{/if}}
         </div>
       </span>
     </div>
@@ -25,7 +25,7 @@
     {{#if model.bio_cooked}}
       <hr>
 
-      <div class='group-bio'>
+      <div class="group-bio">
         <p>{{html-safe model.bio_cooked}}</p>
       </div>
     {{/if}}
@@ -48,7 +48,7 @@
         {{d-button action=(action "destroy")
             disabled=destroying
             icon="trash-alt"
-            class='btn-danger'
+            class="btn-danger"
             label="admin.groups.delete"}}
       {{/if}}
     </div>
diff --git a/app/assets/javascripts/discourse/templates/group/activity.hbs b/app/assets/javascripts/discourse/templates/group/activity.hbs
index 5d94db7b56f..c8f26f44afe 100644
--- a/app/assets/javascripts/discourse/templates/group/activity.hbs
+++ b/app/assets/javascripts/discourse/templates/group/activity.hbs
@@ -1,5 +1,5 @@
 <section class="user-secondary-navigation">
-  {{#mobile-nav class='activity-nav' desktopClass='action-list activity-list nav-stacked' currentPath=router._router.currentPath}}
+  {{#mobile-nav class="activity-nav" desktopClass="action-list activity-list nav-stacked" currentPath=router._router.currentPath}}
     {{#if model.can_see_members}}
       {{group-activity-filter filter="posts" categoryId=category_id}}
       {{group-activity-filter filter="topics" categoryId=category_id}}
@@ -7,7 +7,7 @@
     {{#if siteSettings.enable_mentions}}
       {{group-activity-filter filter="mentions" categoryId=category_id}}
     {{/if}}
-    {{plugin-outlet name="group-activity-bottom" tagName='' connectorTagName='li'}}
+    {{plugin-outlet name="group-activity-bottom" tagName="" connectorTagName="li"}}
   {{/mobile-nav}}
 </section>
 <section class="user-content">
diff --git a/app/assets/javascripts/discourse/templates/group/manage.hbs b/app/assets/javascripts/discourse/templates/group/manage.hbs
index 459cdd7a18d..de09c826554 100644
--- a/app/assets/javascripts/discourse/templates/group/manage.hbs
+++ b/app/assets/javascripts/discourse/templates/group/manage.hbs
@@ -1,5 +1,5 @@
-<section class='user-secondary-navigation'>
-  {{#mobile-nav class='activity-nav' desktopClass='action-list activity-list nav-stacked' currentPath=router._router.currentPath}}
+<section class="user-secondary-navigation">
+  {{#mobile-nav class="activity-nav" desktopClass="action-list activity-list nav-stacked" currentPath=router._router.currentPath}}
     {{#each tabs as |tab|}}
       <li>
         {{#link-to tab.route model.name}}
diff --git a/app/assets/javascripts/discourse/templates/group/manage/logs.hbs b/app/assets/javascripts/discourse/templates/group/manage/logs.hbs
index 96ee61cd8da..a1243286340 100644
--- a/app/assets/javascripts/discourse/templates/group/manage/logs.hbs
+++ b/app/assets/javascripts/discourse/templates/group/manage/logs.hbs
@@ -9,11 +9,11 @@
   {{#load-more selector=".group-manage-logs .group-manage-logs-row" action=(action "loadMore")}}
     <table class="group-manage-logs">
       <thead>
-        <th>{{i18n 'groups.manage.logs.action'}}</th>
-        <th>{{i18n 'groups.manage.logs.acting_user'}}</th>
-        <th>{{i18n 'groups.manage.logs.target_user'}}</th>
-        <th>{{i18n 'groups.manage.logs.subject'}}</th>
-        <th>{{i18n 'groups.manage.logs.when'}}</th>
+        <th>{{i18n "groups.manage.logs.action"}}</th>
+        <th>{{i18n "groups.manage.logs.acting_user"}}</th>
+        <th>{{i18n "groups.manage.logs.target_user"}}</th>
+        <th>{{i18n "groups.manage.logs.subject"}}</th>
+        <th>{{i18n "groups.manage.logs.when"}}</th>
         <th></th>
       </thead>
 
diff --git a/app/assets/javascripts/discourse/templates/group/messages.hbs b/app/assets/javascripts/discourse/templates/group/messages.hbs
index f923416abb6..2a05efd124c 100644
--- a/app/assets/javascripts/discourse/templates/group/messages.hbs
+++ b/app/assets/javascripts/discourse/templates/group/messages.hbs
@@ -1,13 +1,13 @@
 <section class="user-secondary-navigation">
-  {{#mobile-nav class='messages-nav' desktopClass='nav-stacked action-list' currentPath=router._router.currentPath}}
+  {{#mobile-nav class="messages-nav" desktopClass="nav-stacked action-list" currentPath=router._router.currentPath}}
     <li>
-      {{#link-to 'group.messages.inbox' model.name}}
-        {{i18n 'user.messages.inbox'}}
+      {{#link-to "group.messages.inbox" model.name}}
+        {{i18n "user.messages.inbox"}}
       {{/link-to}}
     </li>
     <li>
-      {{#link-to 'group.messages.archive' model.name}}
-        {{i18n 'user.messages.archive'}}
+      {{#link-to "group.messages.archive" model.name}}
+        {{i18n "user.messages.archive"}}
       {{/link-to}}
     </li>
   {{/mobile-nav}}
diff --git a/app/assets/javascripts/discourse/templates/groups/index.hbs b/app/assets/javascripts/discourse/templates/groups/index.hbs
index a3f46e47db2..d1e4330e3fe 100644
--- a/app/assets/javascripts/discourse/templates/groups/index.hbs
+++ b/app/assets/javascripts/discourse/templates/groups/index.hbs
@@ -33,14 +33,14 @@
   {{#if groups}}
     {{#conditional-loading-spinner condition=isLoading}}
       {{#load-more selector=".groups-boxes .group-box" action=(action "loadMore")}}
-        <div class='container'>
+        <div class="container">
           <div class="groups-boxes">
             {{#each groups as |group|}}
               {{#link-to "group.members" group.name class="group-box"}}
                 <div class="group-box-inner">
                   <div class="group-info-wrapper">
                     {{#if group.flair_url}}
-                      <span class='group-avatar-flair'>
+                      <span class="group-avatar-flair">
                         {{avatar-flair
                           flairURL=group.flair_url
                           flairBgColor=group.flair_bg_color
@@ -59,7 +59,7 @@
                   <div class="group-description">{{html-safe group.bio_excerpt}}</div>
 
                   <div class="group-membership">
-                    {{#group-membership-button tagName='' model=group showLogin=(route-action "showLogin")}}
+                    {{#group-membership-button tagName="" model=group showLogin=(route-action "showLogin")}}
                       {{#if group.is_group_owner}}
                         <span class="is-group-owner">
                           {{d-icon "shield-alt"}}
@@ -71,16 +71,16 @@
                           {{i18n "groups.index.is_group_user"}}
                         </span>
                       {{else if group.public_admission}}
-                        {{i18n 'groups.index.public'}}
+                        {{i18n "groups.index.public"}}
                       {{else if group.isPrivate}}
                         {{d-icon "far-eye-slash"}}
-                        {{i18n 'groups.index.private'}}
+                        {{i18n "groups.index.private"}}
                       {{else}}
                         {{#if group.automatic}}
-                          {{i18n 'groups.index.automatic'}}
+                          {{i18n "groups.index.automatic"}}
                         {{else}}
                           {{d-icon "ban"}}
-                          {{i18n 'groups.index.closed'}}
+                          {{i18n "groups.index.closed"}}
                         {{/if}}
                       {{/if}}
                     {{/group-membership-button}}
diff --git a/app/assets/javascripts/discourse/templates/groups/new.hbs b/app/assets/javascripts/discourse/templates/groups/new.hbs
index b472353ee51..0a923cf3aaa 100644
--- a/app/assets/javascripts/discourse/templates/groups/new.hbs
+++ b/app/assets/javascripts/discourse/templates/groups/new.hbs
@@ -6,7 +6,7 @@
   <form class="groups-form form-vertical">
     {{#groups-form-profile-fields model=model disableSave=saving}}
       <div class="control-group">
-        <label class="control-label" for="owner-selector">{{i18n 'admin.groups.add_owners'}}</label>
+        <label class="control-label" for="owner-selector">{{i18n "admin.groups.add_owners"}}</label>
 
         {{user-selector usernames=model.ownerUsernames
             class="input-xxlarge"
@@ -15,7 +15,7 @@
       </div>
 
       <div class="control-group">
-        <label class="control-label" for="member-selector">{{i18n 'groups.members.title'}}</label>
+        <label class="control-label" for="member-selector">{{i18n "groups.members.title"}}</label>
 
         {{user-selector usernames=model.usernames
             class="input-xxlarge"
@@ -27,16 +27,16 @@
     {{groups-form-membership-fields model=model}}
     {{groups-form-interaction-fields model=model}}
 
-    <div class='control-group buttons'>
+    <div class="control-group buttons">
       {{d-button
         action=(action "save")
         type="submit"
         disabled=saving
-        class='btn btn-primary group-form-save'
+        class="btn btn-primary group-form-save"
         label="admin.groups.new.create"}}
 
       {{#link-to "groups"}}
-        {{i18n 'cancel'}}
+        {{i18n "cancel"}}
       {{/link-to}}
     </div>
   </form>
diff --git a/app/assets/javascripts/discourse/templates/invites/show.hbs b/app/assets/javascripts/discourse/templates/invites/show.hbs
index ce3f115efab..816303a5c71 100644
--- a/app/assets/javascripts/discourse/templates/invites/show.hbs
+++ b/app/assets/javascripts/discourse/templates/invites/show.hbs
@@ -9,50 +9,50 @@
     <div class="col-form">
       {{#if successMessage}}
         <br><br>
-        <div class='alert alert-info'>
+        <div class="alert alert-info">
           <p>{{html-safe successMessage}}</p>
         </div>
       {{else}}
-        <p>{{i18n 'invites.invited_by'}}</p>
+        <p>{{i18n "invites.invited_by"}}</p>
         <p>{{user-info user=invitedBy}}</p>
 
         <p>
           {{html-safe yourEmailMessage}}
           {{#if externalAuthsEnabled}}
-            {{i18n 'invites.social_login_available'}}
+            {{i18n "invites.social_login_available"}}
           {{/if}}
         </p>
 
         <form>
           <div class="input username-input">
-            <label>{{i18n 'user.username.title'}}</label>
+            <label>{{i18n "user.username.title"}}</label>
             {{input value=accountUsername id="new-account-username" name="username" maxlength=maxUsernameLength autocomplete="discourse"}}
             &nbsp;{{input-tip validation=usernameValidation id="username-validation"}}
-            <div class="instructions">{{i18n 'user.username.instructions'}}</div>
+            <div class="instructions">{{i18n "user.username.instructions"}}</div>
           </div>
 
           {{#if fullnameRequired}}
             <div class="input name-input">
-              <label>{{i18n 'invites.name_label'}}</label>
+              <label>{{i18n "invites.name_label"}}</label>
               {{input value=accountName id="new-account-name" name="name"}}
               <div class="instructions">{{nameInstructions}}</div>
             </div>
           {{/if}}
 
           <div class="input password-input">
-            <label>{{i18n 'invites.password_label'}}</label>
+            <label>{{i18n "invites.password_label"}}</label>
             {{password-field value=accountPassword type="password" id="new-account-password" capsLockOn=capsLockOn}}
             &nbsp;{{input-tip validation=passwordValidation}}
             <div class="instructions">
-              {{passwordInstructions}} {{i18n 'invites.optional_description'}}
-              <div class="caps-lock-warning {{unless capsLockOn 'invisible'}}">
-                {{d-icon "exclamation-triangle"}} {{i18n 'login.caps_lock_warning'}}
+              {{passwordInstructions}} {{i18n "invites.optional_description"}}
+              <div class="caps-lock-warning {{unless capsLockOn "invisible"}}">
+                {{d-icon "exclamation-triangle"}} {{i18n "login.caps_lock_warning"}}
               </div>
             </div>
           </div>
 
           {{#if userFields}}
-            <div class='user-fields'>
+            <div class="user-fields">
               {{#each userFields as |f|}}
                 {{user-field field=f.field value=f.value}}
               {{/each}}
@@ -69,7 +69,7 @@
 
           {{#if errorMessage}}
             <br><br>
-            <div class='alert alert-error'>{{errorMessage}}</div>
+            <div class="alert alert-error">{{errorMessage}}</div>
           {{/if}}
         </form>
       {{/if}}
diff --git a/app/assets/javascripts/discourse/templates/login-preferences.hbs b/app/assets/javascripts/discourse/templates/login-preferences.hbs
index 24b7dce52fe..4fb2bfe4b4f 100644
--- a/app/assets/javascripts/discourse/templates/login-preferences.hbs
+++ b/app/assets/javascripts/discourse/templates/login-preferences.hbs
@@ -1,7 +1,7 @@
-<div class='container'>
+<div class="container">
   <h2>{{i18n "login.to_continue"}}</h2>
 
-  <p style='margin-top: 1em'>{{i18n "login.preferences"}}</p>
+  <p style="margin-top: 1em">{{i18n "login.preferences"}}</p>
 
   {{d-button class="btn-primary" action=(route-action "showLogin") label="log_in"}}
   {{#unless siteSettings.enable_sso}}
diff --git a/app/assets/javascripts/discourse/templates/mobile/components/basic-topic-list.hbs b/app/assets/javascripts/discourse/templates/mobile/components/basic-topic-list.hbs
index f9fa81455a0..9a3961ad718 100644
--- a/app/assets/javascripts/discourse/templates/mobile/components/basic-topic-list.hbs
+++ b/app/assets/javascripts/discourse/templates/mobile/components/basic-topic-list.hbs
@@ -1,7 +1,7 @@
 {{#conditional-loading-spinner condition=loading}}
   {{#if hasIncoming}}
     <div class="show-mores">
-      <a href class='alert alert-info clickable' {{action showInserted}}>
+      <a href {{action showInserted}} class="alert alert-info clickable">
         {{count-i18n key="topic_count_" suffix="latest" count=incomingCount}}
       </a>
     </div>
@@ -11,9 +11,9 @@
     <table class="topic-list">
       <tbody>
         {{#each topics as |t|}}
-          <tr class="topic-list-item {{if t.archived 'archived'}} {{if t.visited 'visited'}}" data-topic-id={{t.id}}>
+          <tr class="topic-list-item {{if t.archived "archived"}} {{if t.visited "visited"}}" data-topic-id={{t.id}}>
             <td>
-              <div class='main-link'>
+              <div class="main-link">
                 {{topic-status topic=t}}
                 {{topic-link t}}
                 {{raw "list/unread-indicator"
@@ -29,29 +29,29 @@
                     {{html-safe t.excerpt}}
                     {{#if t.excerptTruncated}}
                       {{#unless t.canClearPin}}
-                        <a href={{t.url}}>{{i18n 'read_more'}}</a>
+                        <a href={{t.url}}>{{i18n "read_more"}}</a>
                       {{/unless}}
                     {{/if}}
                     {{#if t.canClearPin}}
-                      <a href {{action "clearPin" t}} title={{i18n 'topic.clear_pin.help'}}>
-                        {{i18n 'topic.clear_pin.title'}}
+                      <a href {{action "clearPin" t}} title={{i18n "topic.clear_pin.help"}}>
+                        {{i18n "topic.clear_pin.title"}}
                       </a>
                     {{/if}}
                   </div>
                 {{/if}}
               </div>
-              <div class='pull-right'>
+              <div class="pull-right">
                 {{raw "list/post-count-or-badges" topic=t postBadgesEnabled="true"}}
               </div>
-              <div class='clearfix'></div>
+              <div class="clearfix"></div>
               <div class="topic-item-stats clearfix">
                 {{discourse-tags t mode="list" tagsForUser=tagsForUser}}
                 <div class="pull-right">
                   {{raw "list/activity-column" topic=t tagName="div" class="num activity last"}}
-                  <a href={{t.lastPostUrl}} title='{{i18n 'last_post'}}: {{raw-date t.bumped_at}}'>{{t.last_poster_username}}</a>
+                  <a href={{t.lastPostUrl}} title="{{i18n "last_post"}}: {{raw-date t.bumped_at}}">{{t.last_poster_username}}</a>
                 </div>
                 {{#unless hideCategory}}
-                  <div class='category'>
+                  <div class="category">
                     {{category-link t.category}}
                   </div>
                 {{/unless}}
@@ -63,8 +63,8 @@
       </tbody>
     </table>
   {{else}}
-    <div class='alert alert-info'>
-      {{i18n 'choose_topic.none_found'}}
+    <div class="alert alert-info">
+      {{i18n "choose_topic.none_found"}}
     </div>
   {{/if}}
 {{/conditional-loading-spinner}}
diff --git a/app/assets/javascripts/discourse/templates/mobile/components/categories-only.hbs b/app/assets/javascripts/discourse/templates/mobile/components/categories-only.hbs
index 148c009254e..04cf4d8578a 100644
--- a/app/assets/javascripts/discourse/templates/mobile/components/categories-only.hbs
+++ b/app/assets/javascripts/discourse/templates/mobile/components/categories-only.hbs
@@ -1,8 +1,8 @@
 {{#if categories}}
-  <div class="category-list {{if showTopics 'with-topics'}}">
+  <div class="category-list {{if showTopics "with-topics"}}">
     {{#each categories as |c|}}
-      <div data-category-id={{c.id}} data-notification-level={{c.notificationLevelString}} class='category-list-item category {{if c.isMuted "muted"}}' style={{border-color c.color}}>
-        <table class='topic-list'>
+      <div data-category-id={{c.id}} data-notification-level={{c.notificationLevelString}} style={{border-color c.color}} class="category-list-item category {{if c.isMuted "muted"}}">
+        <table class="topic-list">
           <tbody>
             <tr>
               <th class="main-link">
@@ -24,12 +24,12 @@
               {{/if}}
               {{#if c.isGrandParent}}
                 {{#each c.subcategories as |subcategory|}}
-                  <tr data-category-id={{c.id}} class='subcategory-list-item category' style={{border-color subcategory.color}}>
+                  <tr data-category-id={{c.id}} style={{border-color subcategory.color}} class="subcategory-list-item category">
                     <td>
                       {{category-title-link tagName="h4" category=subcategory}}
                       <div class="subcategories-list">
                         {{#if subcategory.subcategories}}
-                          <div class='subcategories'>
+                          <div class="subcategories">
                             {{#each subcategory.subcategories as |subsubcategory|}}
                               {{#unless subsubcategory.isMuted}}
                                 {{category-link subsubcategory}}
@@ -44,7 +44,7 @@
               {{else if c.subcategories}}
                 <tr class="subcategories-list">
                   <td>
-                    <div class='subcategories'>
+                    <div class="subcategories">
                       {{#each c.subcategories as |subcategory|}}
                         {{#unless subcategory.isMuted}}
                           {{category-link subcategory}}
@@ -58,20 +58,20 @@
           </tbody>
         </table>
         <footer class="clearfix">
-          <figure title={{i18n 'all_time_desc'}}>
+          <figure title={{i18n "all_time_desc"}}>
             {{number c.topics_all_time}}
-            <figcaption>{{i18n 'all_time'}}</figcaption>
+            <figcaption>{{i18n "all_time"}}</figcaption>
           </figure>
           {{#if c.pickMonth}}
-            <figure title={{i18n 'month_desc'}}>
+            <figure title={{i18n "month_desc"}}>
               {{number c.topics_month}}
-              <figcaption>/ {{i18n 'month'}}</figcaption>
+              <figcaption>/ {{i18n "month"}}</figcaption>
             </figure>
           {{/if}}
           {{#if c.pickWeek}}
-            <figure title={{i18n 'week_desc'}}>
+            <figure title={{i18n "week_desc"}}>
               {{number c.topics_week}}
-              <figcaption>/ {{i18n 'week'}}</figcaption>
+              <figcaption>/ {{i18n "week"}}</figcaption>
             </figure>
           {{/if}}
         </footer>
diff --git a/app/assets/javascripts/discourse/templates/mobile/components/mobile-nav.hbs b/app/assets/javascripts/discourse/templates/mobile/components/mobile-nav.hbs
index c657025ee48..be9b156b454 100644
--- a/app/assets/javascripts/discourse/templates/mobile/components/mobile-nav.hbs
+++ b/app/assets/javascripts/discourse/templates/mobile/components/mobile-nav.hbs
@@ -1,11 +1,11 @@
 {{#if selectedHtml}}
   <li>
-    <a href class='expander' {{action 'toggleExpanded'}}>
+    <a href {{action "toggleExpanded"}} class="expander">
       <span>{{html-safe selectedHtml}}</span>
       {{d-icon "caret-down"}}
     </a>
   </li>
 {{/if}}
-<ul class='drop {{if expanded 'expanded'}}'>
+<ul class="drop {{if expanded "expanded"}}">
   {{yield}}
 </ul>
diff --git a/app/assets/javascripts/discourse/templates/mobile/components/navigation-bar.hbs b/app/assets/javascripts/discourse/templates/mobile/components/navigation-bar.hbs
index dc7b593da37..d0610da6701 100644
--- a/app/assets/javascripts/discourse/templates/mobile/components/navigation-bar.hbs
+++ b/app/assets/javascripts/discourse/templates/mobile/components/navigation-bar.hbs
@@ -1,11 +1,11 @@
-<li class='navigation-toggle'>
-  <a href {{action "toggleDrop"}} class='toggle-link'>
+<li class="navigation-toggle">
+  <a href {{action "toggleDrop"}} class="toggle-link">
     {{selectedNavItem.displayName}}
     {{d-icon "caret-down"}}
   </a>
 </li>
 {{#if expanded}}
-  <ul class='drop'>
+  <ul class="drop">
     {{#each navItems as |navItem|}}
       {{navigation-item content=navItem filterMode=filterMode category=category}}
     {{/each}}
diff --git a/app/assets/javascripts/discourse/templates/mobile/discovery/topics.hbs b/app/assets/javascripts/discourse/templates/mobile/discovery/topics.hbs
index 394aea6d865..d9b2df6cd0d 100644
--- a/app/assets/javascripts/discourse/templates/mobile/discovery/topics.hbs
+++ b/app/assets/javascripts/discourse/templates/mobile/discovery/topics.hbs
@@ -1,11 +1,11 @@
 {{#discovery-topics-list model=model refresh=(action "refresh") incomingCount=topicTrackingState.incomingCount as |discoveryTopicList|}}
   {{#if top}}
-    <div class='top-lists'>
+    <div class="top-lists">
       {{period-chooser period=period action=(action "changePeriod") fullDay=false}}
     </div>
   {{else}}
     {{#if topicTrackingState.hasIncoming}}
-      <a href class='alert alert-info clickable' {{action "showInserted"}}>
+      <a href {{action "showInserted"}} class="alert alert-info clickable">
         {{count-i18n key="topic_count_" suffix=topicTrackingState.filter count=topicTrackingState.incomingCount}}
       </a>
     {{/if}}
@@ -27,7 +27,7 @@
   {{/if}}
 {{/discovery-topics-list}}
 
-<footer class='topic-list-bottom'>
+<footer class="topic-list-bottom">
   {{conditional-loading-spinner condition=model.loadingMore}}
   {{#if allLoaded}}
     {{#if showDismissRead}}
@@ -49,12 +49,12 @@
 
     {{#footer-message education=footerEducation message=footerMessage}}
       {{#if latest}}
-        {{#if canCreateTopicOnCategory}}<a href {{action "createTopic"}}>{{i18n 'topic.suggest_create_topic'}}</a>{{/if}}
+        {{#if canCreateTopicOnCategory}}<a href {{action "createTopic"}}>{{i18n "topic.suggest_create_topic"}}</a>{{/if}}
       {{else if top}}
-        {{#link-to "discovery.categories"}}{{i18n 'topic.browse_all_categories'}}{{/link-to}}, {{#link-to 'discovery.latest'}}{{i18n 'topic.view_latest_topics'}}{{/link-to}} {{i18n 'or'}} {{i18n 'filters.top.other_periods'}}
+        {{#link-to "discovery.categories"}}{{i18n "topic.browse_all_categories"}}{{/link-to}}, {{#link-to "discovery.latest"}}{{i18n "topic.view_latest_topics"}}{{/link-to}} {{i18n "or"}} {{i18n "filters.top.other_periods"}}
         {{top-period-buttons period=period action=(action "changePeriod")}}
       {{else}}
-        {{#link-to "discovery.categories"}} {{i18n 'topic.browse_all_categories'}}{{/link-to}} {{i18n 'or'}} {{#link-to 'discovery.latest'}}{{i18n 'topic.view_latest_topics'}}{{/link-to}}
+        {{#link-to "discovery.categories"}} {{i18n "topic.browse_all_categories"}}{{/link-to}} {{i18n "or"}} {{#link-to "discovery.latest"}}{{i18n "topic.view_latest_topics"}}{{/link-to}}
       {{/if}}
     {{/footer-message}}
   {{/if}}
diff --git a/app/assets/javascripts/discourse/templates/mobile/modal/login.hbs b/app/assets/javascripts/discourse/templates/mobile/modal/login.hbs
index 514416915bb..d8be8981361 100644
--- a/app/assets/javascripts/discourse/templates/mobile/modal/login.hbs
+++ b/app/assets/javascripts/discourse/templates/mobile/modal/login.hbs
@@ -10,13 +10,13 @@
     {{/if}}
 
     {{#if canLoginLocal}}
-      <form id='login-form' method='post'>
+      <form id="login-form" method="post">
         <div id="credentials" class={{credentialsClass}}>
           <table>
             <tbody>
               <tr>
                 <td>
-                  <label for='login-account-name'>{{i18n 'login.username'}}</label>
+                  <label for="login-account-name">{{i18n "login.username"}}</label>
                 </td>
                 <td>
                   {{text-field value=loginName type="email" placeholderKey="login.email_placeholder" id="login-account-name" autocorrect="off" autocapitalize="off" disabled=showSecondFactor}}
@@ -24,7 +24,7 @@
               </tr>
               <tr>
                 <td>
-                  <label for='login-account-password'>{{i18n 'login.password'}}</label>
+                  <label for="login-account-password">{{i18n "login.password"}}</label>
                 </td>
                 <td>
                   {{text-field value=loginPassword type="password" id="login-account-password" maxlength="200" disabled=showSecondFactor}}
@@ -33,7 +33,7 @@
               <tr>
                 <td></td>
                 <td>
-                  <a href id="forgot-password-link" {{action "showForgotPassword"}}>{{i18n 'forgot_password.action'}}</a>
+                  <a href id="forgot-password-link" {{action "showForgotPassword"}}>{{i18n "forgot_password.action"}}</a>
                 </td>
               </tr>
             </tbody>
@@ -56,7 +56,7 @@
               action=(action "authenticateSecurityKey")}}
             {{/security-key-form}}
           {{else}}
-            {{second-factor-input value=secondFactorToken inputId='login-second-factor' secondFactorMethod=secondFactorMethod backupEnabled=backupEnabled}}
+            {{second-factor-input value=secondFactorToken inputId="login-second-factor" secondFactorMethod=secondFactorMethod backupEnabled=backupEnabled}}
           {{/if}}
         {{/second-factor-form}}
       </form>
@@ -84,5 +84,5 @@
 
   {{plugin-outlet name="login-after-modal-footer" tagName=""}}
 
-  <div id='login-alert' class={{alertClass}}>{{alert}}</div>
+  <div class={{alertClass}} id="login-alert">{{alert}}</div>
 {{/login-modal}}
diff --git a/app/assets/javascripts/discourse/templates/mobile/users.hbs b/app/assets/javascripts/discourse/templates/mobile/users.hbs
index a24f1186195..e7f3884e520 100644
--- a/app/assets/javascripts/discourse/templates/mobile/users.hbs
+++ b/app/assets/javascripts/discourse/templates/mobile/users.hbs
@@ -1,12 +1,12 @@
 {{#load-more selector=".directory .user" action=(action "loadMore")}}
   <div class="container">
-    <div class='users-directory directory'>
-      {{plugin-outlet name="users-top" connectorTagName='div' args=(hash model=model)}}
+    <div class="users-directory directory">
+      {{plugin-outlet name="users-top" connectorTagName="div" args=(hash model=model)}}
 
-      <div class='directory-controls'>
+      <div class="directory-controls">
         {{period-chooser period=period onChange=(action (mut period)) fullDay=false}}
         {{#if lastUpdatedAt}}
-          <div class='directory-last-updated'>
+          <div class="directory-last-updated">
             {{i18n "directory.last_updated"}}
             {{lastUpdatedAt}}
           </div>
@@ -16,14 +16,14 @@
 
       {{#conditional-loading-spinner condition=model.loading}}
         {{#if model.length}}
-          <div class='total-rows'>{{i18n "directory.total_rows" count=model.totalRows}}</div>
+          <div class="total-rows">{{i18n "directory.total_rows" count=model.totalRows}}</div>
           {{#each model as |item|}}
             {{directory-item tagName="div" class="user" item=item showTimeRead=showTimeRead}}
           {{/each}}
 
           {{conditional-loading-spinner condition=model.loadingMore}}
         {{else}}
-          <div class='clearfix'></div>
+          <div class="clearfix"></div>
           <p>{{i18n "directory.no_results"}}</p>
         {{/if}}
       {{/conditional-loading-spinner}}
diff --git a/app/assets/javascripts/discourse/templates/modal/activation-resent.hbs b/app/assets/javascripts/discourse/templates/modal/activation-resent.hbs
index 8780608607b..69281580406 100644
--- a/app/assets/javascripts/discourse/templates/modal/activation-resent.hbs
+++ b/app/assets/javascripts/discourse/templates/modal/activation-resent.hbs
@@ -1,5 +1,5 @@
 {{#d-modal-body}}
-  {{html-safe (i18n 'login.sent_activation_email_again' currentEmail=currentEmail)}}
+  {{html-safe (i18n "login.sent_activation_email_again" currentEmail=currentEmail)}}
 {{/d-modal-body}}
 
 {{modal-footer-close closeModal=(route-action "closeModal")}}
diff --git a/app/assets/javascripts/discourse/templates/modal/associate-account-confirm.hbs b/app/assets/javascripts/discourse/templates/modal/associate-account-confirm.hbs
index ae5a9419f45..3d8b26af638 100644
--- a/app/assets/javascripts/discourse/templates/modal/associate-account-confirm.hbs
+++ b/app/assets/javascripts/discourse/templates/modal/associate-account-confirm.hbs
@@ -5,7 +5,7 @@
     )
 }}
   {{#if model.error}}
-    <div class='alert alert-error'>
+    <div class="alert alert-error">
       {{model.error}}
     </div>
   {{/if}}
diff --git a/app/assets/javascripts/discourse/templates/modal/auth-token.hbs b/app/assets/javascripts/discourse/templates/modal/auth-token.hbs
index add7e7ce5ad..11d8da0bf66 100644
--- a/app/assets/javascripts/discourse/templates/modal/auth-token.hbs
+++ b/app/assets/javascripts/discourse/templates/modal/auth-token.hbs
@@ -1,11 +1,11 @@
 {{#d-modal-body title="user.auth_tokens.was_this_you"}}
   <div>
-    <p>{{i18n 'user.auth_tokens.was_this_you_description'}}</p>
-    <p>{{html-safe (i18n 'user.second_factor.extended_description')}}</p>
+    <p>{{i18n "user.auth_tokens.was_this_you_description"}}</p>
+    <p>{{html-safe (i18n "user.second_factor.extended_description")}}</p>
   </div>
 
   <div>
-    <h3>{{i18n 'user.auth_tokens.details'}}</h3>
+    <h3>{{i18n "user.auth_tokens.details"}}</h3>
     <ul style="list-style-type:none">
       <li>{{d-icon "far-clock"}} {{format-date model.seen_at}}</li>
       <li>{{d-icon "map-marker-alt"}} {{model.location}}</li>
@@ -16,7 +16,7 @@
   {{#if latest_post}}
     <div>
       <h3>
-        {{i18n 'user.auth_tokens.latest_post'}}
+        {{i18n "user.auth_tokens.latest_post"}}
         <a href {{action "toggleExpanded"}}>{{d-icon (if expanded "caret-up" "caret-down")}}</a>
       </h3>
 
diff --git a/app/assets/javascripts/discourse/templates/modal/avatar-selector.hbs b/app/assets/javascripts/discourse/templates/modal/avatar-selector.hbs
index edc2c4a4d89..67429842efb 100644
--- a/app/assets/javascripts/discourse/templates/modal/avatar-selector.hbs
+++ b/app/assets/javascripts/discourse/templates/modal/avatar-selector.hbs
@@ -10,11 +10,11 @@
   {{else}}
     <div class="avatar-choice">
       {{radio-button id="system-avatar" name="avatar" value="system" selection=selected}}
-      <label class="radio" for="system-avatar">{{bound-avatar-template user.system_avatar_template "large"}} {{html-safe (i18n 'user.change_avatar.letter_based')}}</label>
+      <label class="radio" for="system-avatar">{{bound-avatar-template user.system_avatar_template "large"}} {{html-safe (i18n "user.change_avatar.letter_based")}}</label>
     </div>
     <div class="avatar-choice">
       {{radio-button id="gravatar" name="avatar" value="gravatar" selection=selected}}
-      <label class="radio" for="gravatar">{{bound-avatar-template user.gravatar_avatar_template "large"}} <span>{{html-safe (i18n 'user.change_avatar.gravatar' gravatarName=gravatarName gravatarBaseUrl=gravatarBaseUrl gravatarLoginUrl=gravatarLoginUrl)}} {{user.email}}</span></label>
+      <label class="radio" for="gravatar">{{bound-avatar-template user.gravatar_avatar_template "large"}} <span>{{html-safe (i18n "user.change_avatar.gravatar" gravatarName=gravatarName gravatarBaseUrl=gravatarBaseUrl gravatarLoginUrl=gravatarLoginUrl)}} {{user.email}}</span></label>
 
       {{d-button action=(action "refreshGravatar")
                  translatedTitle=(i18n "user.change_avatar.refresh_gravatar_title" gravatarName=gravatarName)
@@ -23,7 +23,7 @@
                  class="btn-default avatar-selector-refresh-gravatar"}}
 
       {{#if gravatarFailed}}
-        <p class="error">{{I18n 'user.change_avatar.gravatar_failed' gravatarName=gravatarName}}</p>
+        <p class="error">{{I18n "user.change_avatar.gravatar_failed" gravatarName=gravatarName}}</p>
       {{/if}}
     </div>
     {{#if allowAvatarUpload}}
@@ -32,9 +32,9 @@
         <label class="radio" for="uploaded-avatar">
           {{#if user.custom_avatar_template}}
             {{bound-avatar-template user.custom_avatar_template "large"}}
-            {{i18n 'user.change_avatar.uploaded_avatar'}}
+            {{i18n "user.change_avatar.uploaded_avatar"}}
           {{else}}
-            {{i18n 'user.change_avatar.uploaded_avatar_empty'}}
+            {{i18n "user.change_avatar.uploaded_avatar_empty"}}
           {{/if}}
         </label>
         {{avatar-uploader user_id=user.id
diff --git a/app/assets/javascripts/discourse/templates/modal/bookmark.hbs b/app/assets/javascripts/discourse/templates/modal/bookmark.hbs
index 553705c7a58..51d6c2b7344 100644
--- a/app/assets/javascripts/discourse/templates/modal/bookmark.hbs
+++ b/app/assets/javascripts/discourse/templates/modal/bookmark.hbs
@@ -3,7 +3,7 @@
     {{#if errorMessage}}
       <div class="control-group">
         <div class="controls">
-          <div class='alert alert-error'>{{errorMessage}}</div>
+          <div class="alert alert-error">{{errorMessage}}</div>
         </div>
       </div>
     {{/if}}
@@ -15,7 +15,7 @@
     {{#if showBookmarkReminderControls}}
       <div class="control-group">
         <label class="control-label" for="set_reminder">
-          {{i18n 'post.bookmarks.set_reminder'}}
+          {{i18n "post.bookmarks.set_reminder"}}
         </label>
 
         {{#if userHasTimezoneSet}}
diff --git a/app/assets/javascripts/discourse/templates/modal/bulk-actions-buttons.hbs b/app/assets/javascripts/discourse/templates/modal/bulk-actions-buttons.hbs
index 286b77ac36e..0217263bd77 100644
--- a/app/assets/javascripts/discourse/templates/modal/bulk-actions-buttons.hbs
+++ b/app/assets/javascripts/discourse/templates/modal/bulk-actions-buttons.hbs
@@ -1,4 +1,4 @@
-<div class='bulk-buttons'>
+<div class="bulk-buttons">
   {{#each buttons as |button|}}
     {{d-button action=(action button.action) label=button.label icon=button.icon class=button.class}}
   {{/each}}
diff --git a/app/assets/javascripts/discourse/templates/modal/bulk-notification-level.hbs b/app/assets/javascripts/discourse/templates/modal/bulk-notification-level.hbs
index 0cfc45782db..26e9d7df3c9 100644
--- a/app/assets/javascripts/discourse/templates/modal/bulk-notification-level.hbs
+++ b/app/assets/javascripts/discourse/templates/modal/bulk-notification-level.hbs
@@ -1,8 +1,8 @@
 {{#each notificationLevels as |level|}}
-  <div class='controls'>
-    <label class='radio'>
+  <div class="controls">
+    <label class="radio">
       {{radio-button value=level.id name="notification_level" selection=notificationLevelId}} <strong>{{level.name}}</strong>
-      <div class='description'>{{html-safe level.description}}</div>
+      <div class="description">{{html-safe level.description}}</div>
     </label>
   </div>
 {{/each}}
diff --git a/app/assets/javascripts/discourse/templates/modal/change-owner.hbs b/app/assets/javascripts/discourse/templates/modal/change-owner.hbs
index 13ee97c97b6..0e06efcf1b3 100644
--- a/app/assets/javascripts/discourse/templates/modal/change-owner.hbs
+++ b/app/assets/javascripts/discourse/templates/modal/change-owner.hbs
@@ -1,6 +1,6 @@
-{{#d-modal-body class='change-ownership'}}
+{{#d-modal-body class="change-ownership"}}
   <span>
-    {{html-safe (i18n (if selectedPostsUsername 'topic.change_owner.instructions' 'topic.change_owner.instructions_without_old_user')
+    {{html-safe (i18n (if selectedPostsUsername "topic.change_owner.instructions" "topic.change_owner.instructions_without_old_user")
         count=selectedPostsCount
         old_user=selectedPostsUsername
       )
diff --git a/app/assets/javascripts/discourse/templates/modal/change-timestamp.hbs b/app/assets/javascripts/discourse/templates/modal/change-timestamp.hbs
index 242f01bf78e..268a4465015 100644
--- a/app/assets/javascripts/discourse/templates/modal/change-timestamp.hbs
+++ b/app/assets/javascripts/discourse/templates/modal/change-timestamp.hbs
@@ -1,10 +1,10 @@
 {{#d-modal-body class="change-timestamp"}}
   <p>
-    {{i18n 'topic.change_timestamp.instructions'}}
+    {{i18n "topic.change_timestamp.instructions"}}
   </p>
 
-  <p class="alert alert-error {{unless validTimestamp 'hidden'}}">
-    {{i18n 'topic.change_timestamp.invalid_timestamp'}}
+  <p class="alert alert-error {{unless validTimestamp "hidden"}}">
+    {{i18n "topic.change_timestamp.invalid_timestamp"}}
   </p>
 
   <form>
diff --git a/app/assets/javascripts/discourse/templates/modal/convert-to-public-topic.hbs b/app/assets/javascripts/discourse/templates/modal/convert-to-public-topic.hbs
index 66d01ec2b42..314a5478f52 100644
--- a/app/assets/javascripts/discourse/templates/modal/convert-to-public-topic.hbs
+++ b/app/assets/javascripts/discourse/templates/modal/convert-to-public-topic.hbs
@@ -1,6 +1,6 @@
 {{#d-modal-body title="topic.make_public.title"}}
 
-  <div class='instructions'>
+  <div class="instructions">
     {{i18n "topic.make_public.choose_category"}}
   </div>
   {{category-chooser
@@ -10,7 +10,7 @@
 
 {{/d-modal-body}}
 
-<div class='modal-footer'>
+<div class="modal-footer">
   {{d-button class="btn-primary" action=(action "makePublic") label="composer.modal_ok" disabled=saving}}
   {{d-modal-cancel close=(route-action "closeModal")}}
 </div>
diff --git a/app/assets/javascripts/discourse/templates/modal/create-account.hbs b/app/assets/javascripts/discourse/templates/modal/create-account.hbs
index c5b493a8a1d..df8acfc0511 100644
--- a/app/assets/javascripts/discourse/templates/modal/create-account.hbs
+++ b/app/assets/javascripts/discourse/templates/modal/create-account.hbs
@@ -13,7 +13,7 @@
             <table>
               <tbody>
                 <tr class="input create-account-email">
-                  <td class="label"><label for='new-account-email'>{{i18n 'user.email.title'}}</label></td>
+                  <td class="label"><label for="new-account-email">{{i18n "user.email.title"}}</label></td>
                   <td>
                     {{input type="email" value=accountEmail id="new-account-email" disabled=emailValidated name="email" autofocus="autofocus"}}
                   </td>
@@ -22,12 +22,12 @@
                 <tr class="instructions create-account-email">
                   <td></td>
                   {{input-tip validation=emailValidation id="account-email-validation"}}
-                  <td><label>{{i18n 'user.email.instructions'}}</label></td>
+                  <td><label>{{i18n "user.email.instructions"}}</label></td>
                 </tr>
 
                 {{#if usernameRequired}}
                   <tr class="input">
-                    <td class="label"><label for='new-account-username'>{{i18n 'user.username.title'}}</label></td>
+                    <td class="label"><label for="new-account-username">{{i18n "user.username.title"}}</label></td>
                     <td>
                       {{input value=accountUsername id="new-account-username" name="username" maxlength=maxUsernameLength autocomplete="discourse"}}
                     </td>
@@ -35,14 +35,14 @@
                   <tr class="instructions">
                     <td></td>
                     {{input-tip validation=usernameValidation id="username-validation"}}
-                    <td><label>{{i18n 'user.username.instructions'}}</label></td>
+                    <td><label>{{i18n "user.username.instructions"}}</label></td>
                   </tr>
                 {{/if}}
 
                 {{#if fullnameRequired}}
                   <tr class="input">
                     <td class="label">
-                      <label for='new-account-name'>{{i18n 'user.name.title'}}</label>
+                      <label for="new-account-name">{{i18n "user.name.title"}}</label>
                     </td>
                     <td>
                       {{text-field value=accountName id="new-account-name"}}
@@ -69,7 +69,7 @@
 
                 {{#if passwordRequired}}
                   <tr class="input">
-                    <td class="label"><label for='new-account-password'>{{i18n 'user.password.title'}}</label></td>
+                    <td class="label"><label for="new-account-password">{{i18n "user.password.title"}}</label></td>
                     <td>
                       {{password-field value=accountPassword type="password" id="new-account-password" capsLockOn=capsLockOn}}
                     </td>
@@ -79,15 +79,15 @@
                     {{input-tip validation=passwordValidation}}
                     <td>
                       <label>{{passwordInstructions}}</label>
-                      <div class="caps-lock-warning {{unless capsLockOn 'hidden'}}">
-                        {{d-icon "exclamation-triangle"}} {{i18n 'login.caps_lock_warning'}}
+                      <div class="caps-lock-warning {{unless capsLockOn "hidden"}}">
+                        {{d-icon "exclamation-triangle"}} {{i18n "login.caps_lock_warning"}}
                       </div>
                     </td>
                   </tr>
                 {{/if}}
 
                 <tr class="password-confirmation">
-                  <td><label for='new-account-password-confirmation'>{{i18n 'user.password_confirmation.title'}}</label></td>
+                  <td><label for="new-account-password-confirmation">{{i18n "user.password_confirmation.title"}}</label></td>
                   <td>
                     {{honeypot-input id="new-account-confirmation" autocomplete="new-password" value=accountHoneypot}}
                     {{input value=accountChallenge id="new-account-challenge"}}
@@ -96,11 +96,11 @@
 
                 {{#if requireInviteCode }}
                   <tr class="invite-code">
-                    <td><label for='invite-code'>{{i18n 'user.invite_code.title'}}</label></td>
+                    <td><label for="invite-code">{{i18n "user.invite_code.title"}}</label></td>
                     <td>
                       {{input value=inviteCode id="inviteCode"}}
                     </td>
-                    <td><label>{{i18n 'user.invite_code.instructions'}}</label></td>
+                    <td><label>{{i18n "user.invite_code.instructions"}}</label></td>
                   </tr>
                 {{/if}}
 
@@ -118,7 +118,7 @@
             </table>
 
             {{#if userFields}}
-              <div class='user-fields'>
+              <div class="user-fields">
                 {{#each userFields as |f|}}
                   {{user-field field=f.field value=f.value}}
                 {{/each}}
@@ -144,7 +144,7 @@
           {{/d-button}}
         {{/conditional-loading-spinner}}
 
-        <div class='disclaimer'>{{html-safe disclaimerHtml}}</div>
+        <div class="disclaimer">{{html-safe disclaimerHtml}}</div>
       </div>
 
       {{plugin-outlet name="create-account-after-modal-footer" tagName=""}}
diff --git a/app/assets/javascripts/discourse/templates/modal/edit-topic-timer.hbs b/app/assets/javascripts/discourse/templates/modal/edit-topic-timer.hbs
index 316e51b00f8..7f6634297bc 100644
--- a/app/assets/javascripts/discourse/templates/modal/edit-topic-timer.hbs
+++ b/app/assets/javascripts/discourse/templates/modal/edit-topic-timer.hbs
@@ -1,13 +1,13 @@
 {{#d-modal-body title="topic.topic_status_update.title" autoFocus="false"}}
   <div class="radios">
     <label for="public-topic-timer">
-      {{radio-button id='public-topic-timer' name="topic-timer" value="true" selection=isPublic}}
-      <b>{{i18n 'topic.topic_status_update.public_timer_types'}}</b>
+      {{radio-button id="public-topic-timer" name="topic-timer" value="true" selection=isPublic}}
+      <b>{{i18n "topic.topic_status_update.public_timer_types"}}</b>
     </label>
 
     <label for="private-topic-timer">
-      {{radio-button id='private-topic-timer' name="topic-timer" value="false" selection=isPublic}}
-      <b>{{i18n 'topic.topic_status_update.private_timer_types'}}</b>
+      {{radio-button id="private-topic-timer" name="topic-timer" value="false" selection=isPublic}}
+      <b>{{i18n "topic.topic_status_update.private_timer_types"}}</b>
     </label>
   </div>
 
@@ -33,6 +33,6 @@
   {{#if topicTimer.execute_at}}
     {{d-button class="pull-right btn-danger"
         action=(action "removeTimer")
-        label='topic.topic_status_update.remove'}}
+        label="topic.topic_status_update.remove"}}
   {{/if}}
 </div>
diff --git a/app/assets/javascripts/discourse/templates/modal/explain-reviewable.hbs b/app/assets/javascripts/discourse/templates/modal/explain-reviewable.hbs
index 2c398264d45..27ad4bf86cd 100644
--- a/app/assets/javascripts/discourse/templates/modal/explain-reviewable.hbs
+++ b/app/assets/javascripts/discourse/templates/modal/explain-reviewable.hbs
@@ -15,27 +15,27 @@
               {{score-value value=s.trust_level_bonus label="trust_level_bonus" tagName=""}}
               {{score-value value=s.user_accuracy_bonus label="user_accuracy_bonus" tagName=""}}
             </td>
-            <td class='sum'>{{float s.score}}</td>
+            <td class="sum">{{float s.score}}</td>
           </tr>
         {{/each}}
         <tr class="total">
           <td>{{i18n "review.explain.total"}}</td>
-          <td class='sum'>{{float reviewableExplanation.total_score}}</td>
+          <td class="sum">{{float reviewableExplanation.total_score}}</td>
         </tr>
       </tbody>
     </table>
 
-    <table class='thresholds'>
+    <table class="thresholds">
       <tbody>
         <tr>
           <td>{{i18n "review.explain.min_score_visibility"}}</td>
-          <td class='sum'>
+          <td class="sum">
             {{float reviewableExplanation.min_score_visibility}}
           </td>
         </tr>
         <tr>
           <td>{{i18n "review.explain.score_to_hide"}}</td>
-          <td class='sum'>
+          <td class="sum">
             {{float reviewableExplanation.hide_post_score}}
           </td>
         </tr>
diff --git a/app/assets/javascripts/discourse/templates/modal/feature-topic-on-profile.hbs b/app/assets/javascripts/discourse/templates/modal/feature-topic-on-profile.hbs
index 82331a0ea3c..a53e8745a55 100644
--- a/app/assets/javascripts/discourse/templates/modal/feature-topic-on-profile.hbs
+++ b/app/assets/javascripts/discourse/templates/modal/feature-topic-on-profile.hbs
@@ -1,4 +1,4 @@
-{{#d-modal-body class="feature-topic-on-profile" id='choosing-topic'}}
+{{#d-modal-body class="feature-topic-on-profile" id="choosing-topic"}}
   {{choose-topic currentTopicId=model.featured_topic.id
     selectedTopicId=newFeaturedTopicId
     additionalFilters="status:public"
diff --git a/app/assets/javascripts/discourse/templates/modal/forgot-password.hbs b/app/assets/javascripts/discourse/templates/modal/forgot-password.hbs
index 19be52ceb52..9e850979064 100644
--- a/app/assets/javascripts/discourse/templates/modal/forgot-password.hbs
+++ b/app/assets/javascripts/discourse/templates/modal/forgot-password.hbs
@@ -3,7 +3,7 @@
     {{#if offerHelp}}
       {{html-safe offerHelp}}
     {{else}}
-      <label for='username-or-email'>{{i18n 'forgot_password.invite'}}</label>
+      <label for="username-or-email">{{i18n "forgot_password.invite"}}</label>
       {{text-field value=accountEmailOrUsername placeholderKey="login.email_placeholder" id="username-or-email" autocorrect="off" autocapitalize="off"}}
     {{/if}}
   {{/d-modal-body}}
@@ -24,7 +24,7 @@
                  label="forgot_password.reset"
                  disabled=submitDisabled
                  class="btn-primary forgot-password-reset"
-                 type='submit'}}
+                 type="submit"}}
     {{/if}}
   </div>
 </form>
diff --git a/app/assets/javascripts/discourse/templates/modal/grant-badge.hbs b/app/assets/javascripts/discourse/templates/modal/grant-badge.hbs
index 985c7fe1f15..4a4d4646901 100644
--- a/app/assets/javascripts/discourse/templates/modal/grant-badge.hbs
+++ b/app/assets/javascripts/discourse/templates/modal/grant-badge.hbs
@@ -1,7 +1,7 @@
-{{#d-modal-body class='grant-badge'}}
+{{#d-modal-body class="grant-badge"}}
   {{#conditional-loading-spinner condition=loading}}
     {{#if noGrantableBadges}}
-      <p>{{i18n 'admin.badges.no_badges'}}</p>
+      <p>{{i18n "admin.badges.no_badges"}}</p>
     {{else}}
       <p>
         {{combo-box
diff --git a/app/assets/javascripts/discourse/templates/modal/group-bulk-add.hbs b/app/assets/javascripts/discourse/templates/modal/group-bulk-add.hbs
index 495c4a16c01..7e47e247dfc 100644
--- a/app/assets/javascripts/discourse/templates/modal/group-bulk-add.hbs
+++ b/app/assets/javascripts/discourse/templates/modal/group-bulk-add.hbs
@@ -14,7 +14,7 @@
     {{/if}}
 
     <div class="">
-      <a href {{action 'cancel'}}>{{i18n 'cancel'}}</a>
+      <a href {{action "cancel"}}>{{i18n "cancel"}}</a>
     </div>
   {{else}}
     <form class="form-vertical group-bulk-add">
diff --git a/app/assets/javascripts/discourse/templates/modal/history.hbs b/app/assets/javascripts/discourse/templates/modal/history.hbs
index c81dfe2238b..fb41be53b0a 100644
--- a/app/assets/javascripts/discourse/templates/modal/history.hbs
+++ b/app/assets/javascripts/discourse/templates/modal/history.hbs
@@ -2,7 +2,7 @@
   <div id="revision">
     <div id="revision-details">
       {{d-icon "pencil-alt"}}
-      {{#link-to 'user' model.username}}
+      {{#link-to "user" model.username}}
         {{bound-avatar-template model.avatar_template "small"}} {{model.username}}
       {{/link-to}}
       <span class="date">{{bound-date model.created_at}}</span>
@@ -77,7 +77,7 @@
       {{/if}}
     {{/if}}
     {{#if model.tags_changes}}
-      <div class='row'>
+      <div class="row">
         {{i18n "tagging.changed"}}
         {{#each previousTagChanges as |t|}}
           {{discourse-tag t}}
@@ -90,7 +90,7 @@
       </div>
     {{/if}}
     {{#if model.featured_link_changes}}
-      <div class='row'>
+      <div class="row">
         {{model.featured_link_changes.previous}}
         &rarr;
         {{model.featured_link_changes.current}}
@@ -109,7 +109,7 @@
     <div id="revision-controls">
       {{d-button class="btn-default" action=(action "loadFirstVersion") icon="fast-backward" title="post.revisions.controls.first" disabled=loadFirstDisabled}}
       {{d-button class="btn-default" action=(action "loadPreviousVersion") icon="backward" title="post.revisions.controls.previous" disabled=loadPreviousDisabled}}
-      <div id="revision-numbers" class={{unless displayRevisions 'invisible'}}>
+      <div id="revision-numbers" class={{unless displayRevisions "invisible"}}>
         {{#conditional-loading-spinner condition=loading size="small"}}
           {{html-safe revisionsText}}
         {{/conditional-loading-spinner}}
diff --git a/app/assets/javascripts/discourse/templates/modal/jump-to-post.hbs b/app/assets/javascripts/discourse/templates/modal/jump-to-post.hbs
index 671d5940322..61b764ddce6 100644
--- a/app/assets/javascripts/discourse/templates/modal/jump-to-post.hbs
+++ b/app/assets/javascripts/discourse/templates/modal/jump-to-post.hbs
@@ -4,7 +4,7 @@
     <div class="jump-to-post-control">
       <span class="index">#</span>
       {{input id="post-jump" type="number" value=postNumber insert-newline=(action "jump")}}
-      <span class='input-hint-text post-number'>
+      <span class="input-hint-text post-number">
         {{i18n "topic.progress.jump_prompt_of" count=filteredPostsCount}}
       </span>
     </div>
@@ -17,7 +17,7 @@
     </div>
 
     <div class="jump-to-date-control">
-      <span class='input-hint-text post-date'>
+      <span class="input-hint-text post-date">
         {{i18n "topic.progress.jump_prompt_to_date"}}
       </span>
       {{date-picker id="post-date" class="date-input" value=postDate defaultDate="YYYY-MM-DD"}}
@@ -25,7 +25,7 @@
   </div>
 {{/d-modal-body}}
 
-<div class='modal-footer'>
+<div class="modal-footer">
   {{d-button class="btn-primary" action=(action "jump") label="composer.modal_ok"}}
   {{d-modal-cancel close=(route-action "closeModal")}}
 </div>
diff --git a/app/assets/javascripts/discourse/templates/modal/login.hbs b/app/assets/javascripts/discourse/templates/modal/login.hbs
index 151cc42e0af..87c5c8c6fca 100644
--- a/app/assets/javascripts/discourse/templates/modal/login.hbs
+++ b/app/assets/javascripts/discourse/templates/modal/login.hbs
@@ -3,22 +3,22 @@
   {{#d-modal-body title="login.title" class=modalBodyClasses}}
 
     {{#if canLoginLocal}}
-      <form id='login-form' method='post'>
+      <form id="login-form" method="post">
         <div id="credentials" class={{credentialsClass}}>
           <table>
             <tbody>
               <tr>
-                <td><label for='login-account-name'>{{i18n 'login.username'}}</label></td>
+                <td><label for="login-account-name">{{i18n "login.username"}}</label></td>
                 <td>{{text-field value=loginName placeholderKey="login.email_placeholder" id="login-account-name" autocorrect="off" autocapitalize="off" autofocus="autofocus" disabled=disableLoginFields}}</td>
               </tr>
               <tr>
-                <td><label for='login-account-password'>{{i18n 'login.password'}}</label></td>
+                <td><label for="login-account-password">{{i18n "login.password"}}</label></td>
                 <td>{{password-field value=loginPassword type="password" id="login-account-password" maxlength="200" capsLockOn=capsLockOn disabled=disableLoginFields}}</td>
-                <td><a href id="forgot-password-link" {{action "forgotPassword"}}>{{i18n 'forgot_password.action'}}</a></td>
+                <td><a href id="forgot-password-link" {{action "forgotPassword"}}>{{i18n "forgot_password.action"}}</a></td>
               </tr>
               <tr>
                 <td></td>
-                <td><div class="caps-lock-warning {{unless capsLockOn 'hidden'}}">{{d-icon "exclamation-triangle"}} {{i18n 'login.caps_lock_warning'}}</div></td>
+                <td><div class="caps-lock-warning {{unless capsLockOn "hidden"}}">{{d-icon "exclamation-triangle"}} {{i18n "login.caps_lock_warning"}}</div></td>
                 <td></td>
               </tr>
             </tbody>
@@ -41,7 +41,7 @@
               action=(action "authenticateSecurityKey")}}
             {{/security-key-form}}
           {{else}}
-            {{second-factor-input value=secondFactorToken inputId='login-second-factor' secondFactorMethod=secondFactorMethod backupEnabled=backupEnabled}}
+            {{second-factor-input value=secondFactorToken inputId="login-second-factor" secondFactorMethod=secondFactorMethod backupEnabled=backupEnabled}}
           {{/if}}
         {{/second-factor-form}}
       </form>
@@ -65,7 +65,7 @@
           icon="unlock"
           label=loginButtonLabel
           disabled=loginDisabled
-          class='btn btn-large btn-primary'}}
+          class="btn btn-large btn-primary"}}
       {{/unless}}
 
       {{#if showSignupLink}}
@@ -82,5 +82,5 @@
 
   {{plugin-outlet name="login-after-modal-footer" tagName=""}}
 
-  <div id='login-alert' class={{alertClass}}>{{alert}}</div>
+  <div class={{alertClass}} id="login-alert">{{alert}}</div>
 {{/login-modal}}
diff --git a/app/assets/javascripts/discourse/templates/modal/move-to-topic.hbs b/app/assets/javascripts/discourse/templates/modal/move-to-topic.hbs
index 6f1e8027708..6386cecd2a6 100644
--- a/app/assets/javascripts/discourse/templates/modal/move-to-topic.hbs
+++ b/app/assets/javascripts/discourse/templates/modal/move-to-topic.hbs
@@ -1,29 +1,29 @@
-{{#d-modal-body id='choosing-topic'}}
+{{#d-modal-body id="choosing-topic"}}
 
   {{#if model.isPrivateMessage}}
     <div class="radios">
       {{#if canSplitToPM}}
         <label class="radio-label" for="move-to-new-message">
-          {{radio-button id='move-to-new-message' name="move-to-entity" value="new_message" selection=selection}}
-          <b>{{i18n 'topic.move_to_new_message.radio_label'}}</b>
+          {{radio-button id="move-to-new-message" name="move-to-entity" value="new_message" selection=selection}}
+          <b>{{i18n "topic.move_to_new_message.radio_label"}}</b>
         </label>
       {{/if}}
 
       <label class="radio-label" for="move-to-existing-message">
-        {{radio-button id='move-to-existing-message' name="move-to-entity" value="existing_message" selection=selection}}
-        <b>{{i18n 'topic.move_to_existing_message.radio_label'}}</b>
+        {{radio-button id="move-to-existing-message" name="move-to-entity" value="existing_message" selection=selection}}
+        <b>{{i18n "topic.move_to_existing_message.radio_label"}}</b>
       </label>
     </div>
 
     {{#if canSplitTopic}}
       {{#if newMessage}}
-        <p>{{html-safe (i18n 'topic.move_to_new_message.instructions' count=selectedPostsCount)}}</p>
+        <p>{{html-safe (i18n "topic.move_to_new_message.instructions" count=selectedPostsCount)}}</p>
         <form>
-          <label>{{i18n 'topic.move_to_new_message.message_title'}}</label>
-          {{text-field value=topicName placeholderKey="composer.title_placeholder" id='split-topic-name'}}
+          <label>{{i18n "topic.move_to_new_message.message_title"}}</label>
+          {{text-field value=topicName placeholderKey="composer.title_placeholder" id="split-topic-name"}}
 
           {{#if canTagMessages}}
-            <label>{{i18n 'tagging.tags'}}</label>
+            <label>{{i18n "tagging.tags"}}</label>
             {{tag-chooser tags=tags filterable=true}}
           {{/if}}
         </form>
@@ -31,11 +31,11 @@
     {{/if}}
 
     {{#if existingMessage}}
-      <p>{{html-safe (i18n 'topic.move_to_existing_message.instructions' count=selectedPostsCount)}}</p>
+      <p>{{html-safe (i18n "topic.move_to_existing_message.instructions" count=selectedPostsCount)}}</p>
       <form>
         {{choose-message currentTopicId=model.id selectedTopicId=selectedTopicId}}
 
-        <label>{{i18n 'topic.move_to_new_message.participants'}}</label>
+        <label>{{i18n "topic.move_to_new_message.participants"}}</label>
         {{user-selector usernames=participants class="participant-selector"}}
       </form>
     {{/if}}
@@ -45,26 +45,26 @@
     <div class="radios">
       {{#if canSplitTopic}}
         <label class="radio-label" for="move-to-new-topic">
-          {{radio-button id='move-to-new-topic' name="move-to-entity" value="new_topic" selection=selection}}
-          <b>{{i18n 'topic.split_topic.radio_label'}}</b>
+          {{radio-button id="move-to-new-topic" name="move-to-entity" value="new_topic" selection=selection}}
+          <b>{{i18n "topic.split_topic.radio_label"}}</b>
         </label>
       {{/if}}
 
       <label class="radio-label" for="move-to-existing-topic">
-        {{radio-button id='move-to-existing-topic' name="move-to-entity" value="existing_topic" selection=selection}}
-        <b>{{i18n 'topic.merge_topic.radio_label'}}</b>
+        {{radio-button id="move-to-existing-topic" name="move-to-entity" value="existing_topic" selection=selection}}
+        <b>{{i18n "topic.merge_topic.radio_label"}}</b>
       </label>
 
       {{#if canSplitToPM}}
         <label class="radio-label" for="move-to-new-message">
-          {{radio-button id='move-to-new-message' name="move-to-entity" value="new_message" selection=selection}}
-          <b>{{i18n 'topic.move_to_new_message.radio_label'}}</b>
+          {{radio-button id="move-to-new-message" name="move-to-entity" value="new_message" selection=selection}}
+          <b>{{i18n "topic.move_to_new_message.radio_label"}}</b>
         </label>
       {{/if}}
     </div>
 
     {{#if existingTopic}}
-      <p>{{html-safe (i18n 'topic.merge_topic.instructions' count=selectedPostsCount)}}</p>
+      <p>{{html-safe (i18n "topic.merge_topic.instructions" count=selectedPostsCount)}}</p>
       <form>
         {{choose-topic currentTopicId=model.id selectedTopicId=selectedTopicId}}
       </form>
@@ -72,19 +72,19 @@
 
     {{#if canSplitTopic}}
       {{#if newTopic}}
-        <p>{{html-safe (i18n 'topic.split_topic.instructions' count=selectedPostsCount)}}</p>
+        <p>{{html-safe (i18n "topic.split_topic.instructions" count=selectedPostsCount)}}</p>
         <form>
-          <label>{{i18n 'topic.split_topic.topic_name'}}</label>
-          {{text-field value=topicName placeholderKey="composer.title_placeholder" id='split-topic-name'}}
+          <label>{{i18n "topic.split_topic.topic_name"}}</label>
+          {{text-field value=topicName placeholderKey="composer.title_placeholder" id="split-topic-name"}}
 
-          <label>{{i18n 'categories.category'}}</label>
+          <label>{{i18n "categories.category"}}</label>
           {{category-chooser
             value=categoryId
             class="small"
             onChange=(action (mut categoryId))
           }}
           {{#if canAddTags}}
-            <label>{{i18n 'tagging.tags'}}</label>
+            <label>{{i18n "tagging.tags"}}</label>
             {{tag-chooser tags=tags filterable=true categoryId=categoryId}}
           {{/if}}
         </form>
@@ -93,13 +93,13 @@
 
     {{#if canSplitTopic}}
       {{#if newMessage}}
-        <p>{{html-safe (i18n 'topic.move_to_new_message.instructions' count=selectedPostsCount)}}</p>
+        <p>{{html-safe (i18n "topic.move_to_new_message.instructions" count=selectedPostsCount)}}</p>
         <form>
-          <label>{{i18n 'topic.move_to_new_message.message_title'}}</label>
-          {{text-field value=topicName placeholderKey="composer.title_placeholder" id='split-topic-name'}}
+          <label>{{i18n "topic.move_to_new_message.message_title"}}</label>
+          {{text-field value=topicName placeholderKey="composer.title_placeholder" id="split-topic-name"}}
 
           {{#if canTagMessages}}
-            <label>{{i18n 'tagging.tags'}}</label>
+            <label>{{i18n "tagging.tags"}}</label>
             {{tag-chooser tags=tags filterable=true}}
           {{/if}}
         </form>
diff --git a/app/assets/javascripts/discourse/templates/modal/not-activated.hbs b/app/assets/javascripts/discourse/templates/modal/not-activated.hbs
index b1ba99bdc92..16adb4032de 100644
--- a/app/assets/javascripts/discourse/templates/modal/not-activated.hbs
+++ b/app/assets/javascripts/discourse/templates/modal/not-activated.hbs
@@ -1,5 +1,5 @@
 {{#d-modal-body}}
-  {{html-safe (i18n 'login.not_activated' sentTo=sentTo)}}
+  {{html-safe (i18n "login.not_activated" sentTo=sentTo)}}
 {{/d-modal-body}}
 
 <div class="modal-footer">
diff --git a/app/assets/javascripts/discourse/templates/modal/publish-page.hbs b/app/assets/javascripts/discourse/templates/modal/publish-page.hbs
index 027f3ee7649..a3c780ddbed 100644
--- a/app/assets/javascripts/discourse/templates/modal/publish-page.hbs
+++ b/app/assets/javascripts/discourse/templates/modal/publish-page.hbs
@@ -14,7 +14,7 @@
         {{conditional-loading-spinner condition=checking}}
 
         {{#if existing}}
-          <div class='current-url'>
+          <div class="current-url">
             {{i18n "topic.publish_page.publish_url"}}
             <div>
               <a href={{publishedPage.url}} target="_blank" rel="noopener">{{publishedPage.url}}</a>
@@ -24,7 +24,7 @@
           {{#if showUrl}}
             <div class="valid-slug">
               {{i18n "topic.publish_page.preview_url"}}
-              <div class='example-url'>{{publishedPage.url}}</div>
+              <div class="example-url">{{publishedPage.url}}</div>
             </div>
           {{/if}}
 
diff --git a/app/assets/javascripts/discourse/templates/modal/raw-email.hbs b/app/assets/javascripts/discourse/templates/modal/raw-email.hbs
index 0a3a0eda22d..cce4c69cdb6 100644
--- a/app/assets/javascripts/discourse/templates/modal/raw-email.hbs
+++ b/app/assets/javascripts/discourse/templates/modal/raw-email.hbs
@@ -3,14 +3,14 @@
     {{d-button action=(action "displayRaw")
                label="post.raw_email.displays.raw.button"
                title="post.raw_email.displays.raw.title"
-               class=(if showRawEmail 'active')
+               class=(if showRawEmail "active")
     }}
 
     {{#if textPart}}
       {{d-button action=(action "displayTextPart")
                  label="post.raw_email.displays.text_part.button"
                  title="post.raw_email.displays.text_part.title"
-                 class=(if showTextPart 'active')
+                 class=(if showTextPart "active")
       }}
     {{/if}}
 
@@ -18,7 +18,7 @@
       {{d-button action=(action "displayHtmlPart")
                  label="post.raw_email.displays.html_part.button"
                  title="post.raw_email.displays.html_part.title"
-                 class=(if showHtmlPart 'active')
+                 class=(if showHtmlPart "active")
       }}
     {{/if}}
   </div>
@@ -28,7 +28,7 @@
       {{#if rawEmail}}
         {{textarea value=rawEmail}}
       {{else}}
-        {{i18n 'raw_email.not_available'}}
+        {{i18n "raw_email.not_available"}}
       {{/if}}
     {{/if}}
 
diff --git a/app/assets/javascripts/discourse/templates/modal/reorder-categories.hbs b/app/assets/javascripts/discourse/templates/modal/reorder-categories.hbs
index df4dd14513b..6b2a8f26ef7 100644
--- a/app/assets/javascripts/discourse/templates/modal/reorder-categories.hbs
+++ b/app/assets/javascripts/discourse/templates/modal/reorder-categories.hbs
@@ -9,13 +9,13 @@
       {{#each categoriesOrdered as |cat|}}
         <tr data-category-id={{cat.id}}>
           <td>
-            <div class={{concat 'reorder-categories-depth-' cat.depth}}>
+            <div class={{concat "reorder-categories-depth-" cat.depth}}>
               {{category-badge cat allowUncategorized="true"}}
             </div>
           </td>
 
           <td>
-            {{number-field number=(readonly cat.position) change=(action 'change' cat)}}
+            {{number-field number=(readonly cat.position) change=(action "change" cat)}}
             {{d-button class="btn-default no-text" action=(action "moveUp") actionParam=cat icon="arrow-up"}}
             {{d-button class="btn-default no-text" action=(action "moveDown") actionParam=cat icon="arrow-down"}}
           </td>
diff --git a/app/assets/javascripts/discourse/templates/modal/request-group-membership-form.hbs b/app/assets/javascripts/discourse/templates/modal/request-group-membership-form.hbs
index b8bcae7847c..4340f03ee1a 100644
--- a/app/assets/javascripts/discourse/templates/modal/request-group-membership-form.hbs
+++ b/app/assets/javascripts/discourse/templates/modal/request-group-membership-form.hbs
@@ -1,4 +1,4 @@
-<form class='request-group-membership-form'>
+<form class="request-group-membership-form">
   {{#d-modal-body rawTitle=title}}
     <div class="control-group">
       <label>
diff --git a/app/assets/javascripts/discourse/templates/modal/second-factor-add-security-key.hbs b/app/assets/javascripts/discourse/templates/modal/second-factor-add-security-key.hbs
index c97746956d2..641a21e1c71 100644
--- a/app/assets/javascripts/discourse/templates/modal/second-factor-add-security-key.hbs
+++ b/app/assets/javascripts/discourse/templates/modal/second-factor-add-security-key.hbs
@@ -3,20 +3,20 @@
     {{#if errorMessage}}
       <div class="control-group">
         <div class="controls">
-          <div class='alert alert-error'>{{errorMessage}}</div>
+          <div class="alert alert-error">{{errorMessage}}</div>
         </div>
       </div>
     {{/if}}
 
     <div class="control-group">
       <div class="controls">
-        {{html-safe (i18n 'user.second_factor.enable_security_key_description')}}
+        {{html-safe (i18n "user.second_factor.enable_security_key_description")}}
       </div>
     </div>
 
     <div class="control-group">
       <div class="controls">
-        {{input value=securityKeyName id='security-key-name' placeholder='security key name'}}
+        {{input value=securityKeyName id="security-key-name" placeholder="security key name"}}
       </div>
     </div>
 
diff --git a/app/assets/javascripts/discourse/templates/modal/second-factor-add-totp.hbs b/app/assets/javascripts/discourse/templates/modal/second-factor-add-totp.hbs
index c993a811a20..00d466e413c 100644
--- a/app/assets/javascripts/discourse/templates/modal/second-factor-add-totp.hbs
+++ b/app/assets/javascripts/discourse/templates/modal/second-factor-add-totp.hbs
@@ -3,14 +3,14 @@
     {{#if errorMessage}}
       <div class="control-group">
         <div class="controls">
-          <div class='alert alert-error'>{{errorMessage}}</div>
+          <div class="alert alert-error">{{errorMessage}}</div>
         </div>
       </div>
     {{/if}}
 
     <div class="control-group">
       <div class="controls">
-        {{html-safe (i18n 'user.second_factor.enable_description')}}
+        {{html-safe (i18n "user.second_factor.enable_description")}}
       </div>
     </div>
 
@@ -26,21 +26,21 @@
           {{#if showSecondFactorKey}}
             {{secondFactorKey}}
           {{else}}
-            <a href {{action "showSecondFactorKey"}}>{{i18n 'user.second_factor.show_key_description'}}</a>
+            <a href {{action "showSecondFactorKey"}}>{{i18n "user.second_factor.show_key_description"}}</a>
           {{/if}}
         </p>
       </div>
     </div>
 
     <div class="control-group">
-      <label class="control-label input-prepend">{{i18n 'user.second_factor.name'}}</label>
+      <label class="control-label input-prepend">{{i18n "user.second_factor.name"}}</label>
       <div class="controls">
-        {{second-factor-input value=secondFactorName inputId='second-factor-name' placeholder=(i18n 'user.second_factor.totp.default_name')}}
+        {{second-factor-input value=secondFactorName inputId="second-factor-name" placeholder=(i18n "user.second_factor.totp.default_name")}}
       </div>
 
-      <label class="control-label input-prepend">{{i18n 'user.second_factor.label'}}</label>
+      <label class="control-label input-prepend">{{i18n "user.second_factor.label"}}</label>
       <div class="controls">
-        {{second-factor-input maxlength=6 value=secondFactorToken inputId='second-factor-token' placeholder='123456'}}
+        {{second-factor-input maxlength=6 value=secondFactorToken inputId="second-factor-token" placeholder="123456"}}
       </div>
     </div>
 
diff --git a/app/assets/javascripts/discourse/templates/modal/second-factor-edit-security-key.hbs b/app/assets/javascripts/discourse/templates/modal/second-factor-edit-security-key.hbs
index b7e9bb651dd..bd0d5a26364 100644
--- a/app/assets/javascripts/discourse/templates/modal/second-factor-edit-security-key.hbs
+++ b/app/assets/javascripts/discourse/templates/modal/second-factor-edit-security-key.hbs
@@ -2,8 +2,8 @@
   <div class="form-horizontal">
     {{input type="text" value=model.name}}
   </div>
-  <div class='second-factor instructions'>
-    {{i18n 'user.second_factor.security_key.edit_description'}}
+  <div class="second-factor instructions">
+    {{i18n "user.second_factor.security_key.edit_description"}}
   </div>
   {{d-button
     action=(action "editSecurityKey")
diff --git a/app/assets/javascripts/discourse/templates/modal/second-factor-edit.hbs b/app/assets/javascripts/discourse/templates/modal/second-factor-edit.hbs
index 4155ce69f6e..2a77fceab6d 100644
--- a/app/assets/javascripts/discourse/templates/modal/second-factor-edit.hbs
+++ b/app/assets/javascripts/discourse/templates/modal/second-factor-edit.hbs
@@ -2,8 +2,8 @@
   <div class="form-horizontal">
     {{input type="text" value=model.name}}
   </div>
-  <div class='second-factor instructions'>
-    {{i18n 'user.second_factor.edit_description'}}
+  <div class="second-factor instructions">
+    {{i18n "user.second_factor.edit_description"}}
   </div>
   {{d-button
     action=(action "editSecondFactor")
diff --git a/app/assets/javascripts/discourse/templates/modal/tag-upload.hbs b/app/assets/javascripts/discourse/templates/modal/tag-upload.hbs
index b33a394d20d..05dc32b6fdd 100644
--- a/app/assets/javascripts/discourse/templates/modal/tag-upload.hbs
+++ b/app/assets/javascripts/discourse/templates/modal/tag-upload.hbs
@@ -1,3 +1,3 @@
-{{#d-modal-body title='tagging.upload'}}
+{{#d-modal-body title="tagging.upload"}}
   {{tags-uploader refresh=(route-action "refresh") closeModal=(route-action "closeModal")}}
 {{/d-modal-body}}
diff --git a/app/assets/javascripts/discourse/templates/modal/topic-bulk-actions.hbs b/app/assets/javascripts/discourse/templates/modal/topic-bulk-actions.hbs
index b9eb57fe8cc..f973233739b 100644
--- a/app/assets/javascripts/discourse/templates/modal/topic-bulk-actions.hbs
+++ b/app/assets/javascripts/discourse/templates/modal/topic-bulk-actions.hbs
@@ -1,4 +1,4 @@
 {{#d-modal-body}}
-  <p>{{html-safe (i18n 'topics.bulk.selected' count=model.topics.length)}}</p>
+  <p>{{html-safe (i18n "topics.bulk.selected" count=model.topics.length)}}</p>
   {{outlet "bulkOutlet"}}
 {{/d-modal-body}}
diff --git a/app/assets/javascripts/discourse/templates/modal/upload-selector.hbs b/app/assets/javascripts/discourse/templates/modal/upload-selector.hbs
index 1822acf063f..44c65cef852 100644
--- a/app/assets/javascripts/discourse/templates/modal/upload-selector.hbs
+++ b/app/assets/javascripts/discourse/templates/modal/upload-selector.hbs
@@ -1,7 +1,7 @@
 {{#d-modal-body title=title class="upload-selector"}}
   <div class="radios">
     {{radio-button name="upload" id="local" value="local" selection=selection}}
-    <label class="radio" for="local">{{i18n 'upload_selector.from_my_computer'}}</label>
+    <label class="radio" for="local">{{i18n "upload_selector.from_my_computer"}}</label>
     {{#if local}}
       <div class="inputs">
         <input type="file" id="filename-input" multiple><br>
@@ -11,7 +11,7 @@
   </div>
   <div class="radios">
     {{radio-button name="upload" id="remote" value="remote" selection=selection}}
-    <label class="radio" for="remote">{{i18n 'upload_selector.from_the_web'}}</label>
+    <label class="radio" for="remote">{{i18n "upload_selector.from_the_web"}}</label>
     {{#if remote}}
       <div class="inputs">
         {{input value=imageUrl placeholder="http://example.com/image.png"}}
@@ -23,9 +23,9 @@
     <div class="inputs">
       <p class="hint">
         {{#if capabilities.canPasteImages}}
-          {{i18n 'upload_selector.hint'}}
+          {{i18n "upload_selector.hint"}}
         {{else}}
-          {{i18n 'upload_selector.hint_for_supported_browsers'}}
+          {{i18n "upload_selector.hint_for_supported_browsers"}}
         {{/if}}
       </p>
     </div>
@@ -33,6 +33,6 @@
 {{/d-modal-body}}
 
 <div class="modal-footer">
-  {{d-button action=(action "upload") class='btn-primary' icon=uploadIcon label='upload'}}
+  {{d-button action=(action "upload") class="btn-primary" icon=uploadIcon label="upload"}}
   {{d-modal-cancel close=(route-action "closeModal")}}
 </div>
diff --git a/app/assets/javascripts/discourse/templates/navigation/category.hbs b/app/assets/javascripts/discourse/templates/navigation/category.hbs
index 6d44492afec..9ac32133dae 100644
--- a/app/assets/javascripts/discourse/templates/navigation/category.hbs
+++ b/app/assets/javascripts/discourse/templates/navigation/category.hbs
@@ -1,7 +1,7 @@
 {{#d-section class="navigation-container"}}
   {{add-category-tag-classes category=category}}
 
-  <section class='category-heading'>
+  <section class="category-heading">
     {{#if category.uploaded_logo.url}}
       {{cdn-img
         src=category.uploaded_logo.url
@@ -14,7 +14,7 @@
     {{/if}}
   </section>
 
-  <div class='category-navigation'>
+  <div class="category-navigation">
     {{d-navigation
       category=category
       filterMode=filterMode
diff --git a/app/assets/javascripts/discourse/templates/password-reset.hbs b/app/assets/javascripts/discourse/templates/password-reset.hbs
index 0d3e5b8818c..282526bc02e 100644
--- a/app/assets/javascripts/discourse/templates/password-reset.hbs
+++ b/app/assets/javascripts/discourse/templates/password-reset.hbs
@@ -8,7 +8,7 @@
       <p>{{successMessage}}</p>
 
       {{#if requiresApproval}}
-        <p>{{i18n 'login.not_approved'}}</p>
+        <p>{{i18n "login.not_approved"}}</p>
       {{else}}
         {{#unless redirected}}
           <a class="btn" href={{redirectHref}} {{action "done"}}>{{continueButtonText}}</a>
@@ -18,7 +18,7 @@
       <form>
         {{#if securityKeyOrSecondFactorRequired }}
           {{#if errorMessage}}
-            <div class='alert alert-error'>{{errorMessage}}</div>
+            <div class="alert alert-error">{{errorMessage}}</div>
             <br>
           {{/if}}
           {{#if securityKeyRequired }}
@@ -37,14 +37,14 @@
               secondFactorToken=secondFactorToken
               backupEnabled=backupEnabled
               isLogin=false}}
-              {{second-factor-input value=secondFactorToken inputId='second-factor' secondFactorMethod=secondFactorMethod backupEnabled=backupEnabled}}
+              {{second-factor-input value=secondFactorToken inputId="second-factor" secondFactorMethod=secondFactorMethod backupEnabled=backupEnabled}}
             {{/second-factor-form}}
           {{/if}}
           {{#unless securityKeyRequired }}
-            {{d-button action=(action "submit") class='btn-primary' label='submit' type='submit'}}
+            {{d-button action=(action "submit") class="btn-primary" label="submit" type="submit"}}
           {{/unless}}
         {{else}}
-          <h2>{{i18n 'user.change_password.choose'}}</h2>
+          <h2>{{i18n "user.change_password.choose"}}</h2>
 
           <div class="input">
             {{password-field value=accountPassword type="password" id="new-account-password" capsLockOn=capsLockOn autofocus="autofocus"}}
@@ -52,12 +52,12 @@
           </div>
 
           <div class="instructions">
-            <div class="caps-lock-warning {{unless capsLockOn 'invisible'}}">
-              {{d-icon "exclamation-triangle"}} {{i18n 'login.caps_lock_warning'}}
+            <div class="caps-lock-warning {{unless capsLockOn "invisible"}}">
+              {{d-icon "exclamation-triangle"}} {{i18n "login.caps_lock_warning"}}
             </div>
           </div>
 
-          {{d-button action=(action "submit") class='btn-primary' label='user.change_password.set_password' type='submit'}}
+          {{d-button action=(action "submit") class="btn-primary" label="user.change_password.set_password" type="submit"}}
         {{/if}}
       </form>
     {{/if}}
diff --git a/app/assets/javascripts/discourse/templates/preferences-email.hbs b/app/assets/javascripts/discourse/templates/preferences-email.hbs
index d335e0fafb2..1c561e265f1 100644
--- a/app/assets/javascripts/discourse/templates/preferences-email.hbs
+++ b/app/assets/javascripts/discourse/templates/preferences-email.hbs
@@ -1,9 +1,9 @@
-<section class='user-preferences solo-preference'>
+<section class="user-preferences solo-preference">
   <form class="form-horizontal">
 
     <div class="control-group">
       <div class="controls">
-        <h3>{{i18n 'user.change_email.title'}}</h3>
+        <h3>{{i18n "user.change_email.title"}}</h3>
       </div>
     </div>
 
@@ -13,9 +13,9 @@
           <div class="instructions">
             <p>
               {{#if model.staff}}
-                {{i18n 'user.change_email.success_staff'}}
+                {{i18n "user.change_email.success_staff"}}
               {{else}}
-                {{i18n 'user.change_email.success'}}
+                {{i18n "user.change_email.success"}}
               {{/if}}
             </p>
           </div>
@@ -25,23 +25,23 @@
       {{#if error}}
         <div class="control-group">
           <div class="controls">
-            <div class='alert alert-error'>{{errorMessage}}</div>
+            <div class="alert alert-error">{{errorMessage}}</div>
           </div>
         </div>
       {{/if}}
 
       <div class="control-group">
-        <label class="control-label">{{i18n 'user.email.title'}}</label>
+        <label class="control-label">{{i18n "user.email.title"}}</label>
         <div class="controls">
           {{text-field value=newEmail id="change-email" classNames="input-xxlarge" autofocus="autofocus"}}
           {{input-tip validation=emailValidation}}
         </div>
         <div class="controls">
-          <div class='instructions'>
+          <div class="instructions">
             {{#if taken}}
-              {{i18n 'user.change_email.taken'}}
+              {{i18n "user.change_email.taken"}}
             {{else}}
-              {{i18n 'user.email.instructions'}}
+              {{i18n "user.email.instructions"}}
             {{/if}}
           </div>
         </div>
diff --git a/app/assets/javascripts/discourse/templates/preferences-second-factor.hbs b/app/assets/javascripts/discourse/templates/preferences-second-factor.hbs
index 0d3d8f48c83..d8b8d95ac02 100644
--- a/app/assets/javascripts/discourse/templates/preferences-second-factor.hbs
+++ b/app/assets/javascripts/discourse/templates/preferences-second-factor.hbs
@@ -1,10 +1,10 @@
-<section class='user-preferences solo-preference second-factor'>
+<section class="user-preferences solo-preference second-factor">
   {{#conditional-loading-spinner condition=loading}}
     <form class="form-horizontal">
       {{#if showEnforcedNotice}}
         <div class="control-group">
           <div class="controls">
-            <div class='alert alert-error'>{{i18n 'user.second_factor.enforced_notice'}}</div>
+            <div class="alert alert-error">{{i18n "user.second_factor.enforced_notice"}}</div>
           </div>
         </div>
       {{/if}}
@@ -12,7 +12,7 @@
       {{#if displayOAuthWarning}}
         <div class="control-group">
           <div class="controls">
-            {{i18n 'user.second_factor.oauth_enabled_warning'}}
+            {{i18n "user.second_factor.oauth_enabled_warning"}}
           </div>
         </div>
       {{/if}}
@@ -20,7 +20,7 @@
       {{#if errorMessage}}
         <div class="control-group">
           <div class="controls">
-            <div class='alert alert-error'>{{errorMessage}}</div>
+            <div class="alert alert-error">{{errorMessage}}</div>
           </div>
         </div>
       {{/if}}
@@ -85,9 +85,9 @@
             <h2>{{i18n "user.second_factor_backup.title"}}</h2>
             {{#if model.second_factor_enabled}}
               {{#if model.second_factor_backup_enabled}}
-                {{html-safe (i18n 'user.second_factor_backup.manage' count=model.second_factor_remaining_backup_codes)}}
+                {{html-safe (i18n "user.second_factor_backup.manage" count=model.second_factor_remaining_backup_codes)}}
               {{else}}
-                {{i18n 'user.second_factor_backup.enable_long'}}
+                {{i18n "user.second_factor_backup.enable_long"}}
               {{/if}}
 
               {{#if isCurrentUser}}
@@ -119,7 +119,7 @@
         {{/if}}
       {{else}}
         <div class="control-group">
-          <label class='control-label'>{{i18n 'user.password.title'}}</label>
+          <label class="control-label">{{i18n "user.password.title"}}</label>
 
           <div class="controls">
             <div>
@@ -129,8 +129,8 @@
                 classNames="input-large"
                 autofocus="autofocus"}}
             </div>
-            <div class='instructions'>
-              {{i18n 'user.second_factor.confirm_password_description'}}
+            <div class="instructions">
+              {{i18n "user.second_factor.confirm_password_description"}}
             </div>
           </div>
         </div>
@@ -151,7 +151,7 @@
           <div class="controls" style="margin-top: 5px">
             {{resetPasswordProgress}}
             {{#unless resetPasswordLoading}}
-              <a href class="instructions" {{action "resetPassword"}}>{{ i18n 'user.second_factor.forgot_password' }}</a>
+              <a href class="instructions" {{action "resetPassword"}}>{{ i18n "user.second_factor.forgot_password" }}</a>
             {{/unless}}
           </div>
         </div>
diff --git a/app/assets/javascripts/discourse/templates/preferences-username.hbs b/app/assets/javascripts/discourse/templates/preferences-username.hbs
index b1550b9c167..c7c59b17d02 100644
--- a/app/assets/javascripts/discourse/templates/preferences-username.hbs
+++ b/app/assets/javascripts/discourse/templates/preferences-username.hbs
@@ -1,21 +1,21 @@
-<section class='user-preferences  solo-preference'>
+<section class="user-preferences  solo-preference">
   <form class="form-horizontal">
 
     <div class="control-group">
       <div class="controls">
-        <h3>{{i18n 'user.change_username.title'}}</h3>
+        <h3>{{i18n "user.change_username.title"}}</h3>
       </div>
     </div>
 
     <div class="control-group">
-      <label class="control-label">{{i18n 'user.username.title'}}</label>
+      <label class="control-label">{{i18n "user.username.title"}}</label>
       <div class="controls">
         {{text-field value=newUsername id="change_username" classNames="input-xxlarge" maxlength=maxLength autofocus="autofocus" insert-newline="changeUsername"}}
       </div>
-      <div class='instructions controls'>
+      <div class="instructions controls">
         <p>
           {{#if taken}}
-            {{i18n 'user.change_username.taken'}}
+            {{i18n "user.change_username.taken"}}
           {{/if}}
           <span>{{errorMessage}}</span>
         </p>
@@ -33,7 +33,7 @@
           {{saveButtonText}}
         {{/d-button}}
 
-        {{#if saved}}{{i18n 'saved'}}{{/if}}
+        {{#if saved}}{{i18n "saved"}}{{/if}}
       </div>
     </div>
 
diff --git a/app/assets/javascripts/discourse/templates/preferences.hbs b/app/assets/javascripts/discourse/templates/preferences.hbs
index 854db068833..f40ca7128ca 100644
--- a/app/assets/javascripts/discourse/templates/preferences.hbs
+++ b/app/assets/javascripts/discourse/templates/preferences.hbs
@@ -1,51 +1,51 @@
 {{#d-section pageClass="user-preferences" class="user-secondary-navigation"}}
-  {{#mobile-nav class='preferences-nav' desktopClass='preferences-list action-list nav-stacked' currentPath=router._router.currentPath}}
-    <li class='nav-account'>
-      {{#link-to 'preferences.account'}}
-        {{i18n 'user.preferences_nav.account'}}
+  {{#mobile-nav class="preferences-nav" desktopClass="preferences-list action-list nav-stacked" currentPath=router._router.currentPath}}
+    <li class="nav-account">
+      {{#link-to "preferences.account"}}
+        {{i18n "user.preferences_nav.account"}}
       {{/link-to}}
     </li>
-    <li class='nav-profile'>
-      {{#link-to 'preferences.profile'}}
-        {{i18n 'user.preferences_nav.profile'}}
+    <li class="nav-profile">
+      {{#link-to "preferences.profile"}}
+        {{i18n "user.preferences_nav.profile"}}
       {{/link-to}}
     </li>
-    <li class='nav-emails'>
-      {{#link-to 'preferences.emails'}}
-        {{i18n 'user.preferences_nav.emails'}}
+    <li class="nav-emails">
+      {{#link-to "preferences.emails"}}
+        {{i18n "user.preferences_nav.emails"}}
       {{/link-to}}
     </li>
-    <li class='nav-notifications'>
-      {{#link-to 'preferences.notifications'}}
-        {{i18n 'user.preferences_nav.notifications'}}
+    <li class="nav-notifications">
+      {{#link-to "preferences.notifications"}}
+        {{i18n "user.preferences_nav.notifications"}}
       {{/link-to}}
     </li>
-    <li class='indent nav-categories'>
-      {{#link-to 'preferences.categories'}}
-        {{i18n 'user.preferences_nav.categories'}}
+    <li class="indent nav-categories">
+      {{#link-to "preferences.categories"}}
+        {{i18n "user.preferences_nav.categories"}}
       {{/link-to}}
     </li>
-    <li class='indent nav-users'>
-      {{#link-to 'preferences.users'}}
-        {{i18n 'user.preferences_nav.users'}}
+    <li class="indent nav-users">
+      {{#link-to "preferences.users"}}
+        {{i18n "user.preferences_nav.users"}}
       {{/link-to}}
     </li>
     {{#if siteSettings.tagging_enabled}}
-      <li class='indent nav-tags'>
-        {{#link-to 'preferences.tags'}}
-          {{i18n 'user.preferences_nav.tags'}}
+      <li class="indent nav-tags">
+        {{#link-to "preferences.tags"}}
+          {{i18n "user.preferences_nav.tags"}}
         {{/link-to}}
       </li>
     {{/if}}
-    <li class='nav-interface'>
-      {{#link-to 'preferences.interface'}}
-        {{i18n 'user.preferences_nav.interface'}}
+    <li class="nav-interface">
+      {{#link-to "preferences.interface"}}
+        {{i18n "user.preferences_nav.interface"}}
       {{/link-to}}
     </li>
     {{#if model.userApiKeys}}
-      <li class='nav-apps'>
-        {{#link-to 'preferences.apps'}}
-          {{i18n 'user.preferences_nav.apps'}}
+      <li class="nav-apps">
+        {{#link-to "preferences.apps"}}
+          {{i18n "user.preferences_nav.apps"}}
         {{/link-to}}
       </li>
     {{/if}}
@@ -53,7 +53,7 @@
   {{/mobile-nav}}
 {{/d-section}}
 
-<section class='user-content user-preferences'>
+<section class="user-content user-preferences">
   {{plugin-outlet name="above-user-preferences" args=(hash model=model)}}
 
   <form class="form-vertical">
diff --git a/app/assets/javascripts/discourse/templates/preferences/account.hbs b/app/assets/javascripts/discourse/templates/preferences/account.hbs
index 9c1483e50e8..cd931ff10e0 100644
--- a/app/assets/javascripts/discourse/templates/preferences/account.hbs
+++ b/app/assets/javascripts/discourse/templates/preferences/account.hbs
@@ -1,7 +1,7 @@
 <div class="control-group pref-username">
-  <label class="control-label">{{i18n 'user.username.title'}}</label>
+  <label class="control-label">{{i18n "user.username.title"}}</label>
   <div class="controls">
-    <span class='static'>{{model.username}}</span>
+    <span class="static">{{model.username}}</span>
     {{#if model.can_edit_username}}
       {{#link-to "preferences.username" class="btn btn-default btn-small btn-icon pad-left no-text"}}
         {{d-icon "pencil-alt"}}
@@ -9,15 +9,15 @@
     {{/if}}
   </div>
   {{#if siteSettings.enable_mentions}}
-    <div class='instructions'>
-      {{html-safe (i18n 'user.username.short_instructions' username=model.username)}}
+    <div class="instructions">
+      {{html-safe (i18n "user.username.short_instructions" username=model.username)}}
     </div>
   {{/if}}
 </div>
 
 {{#unless siteSettings.sso_overrides_avatar}}
   <div class="control-group pref-avatar">
-    <label class="control-label" id="profile-picture">{{i18n 'user.avatar.title'}}</label>
+    <label class="control-label" id="profile-picture">{{i18n "user.avatar.title"}}</label>
     <div class="controls">
       {{! we want the "huge" version even though we're downsizing it in CSS }}
       {{bound-avatar model "huge"}}
@@ -28,15 +28,15 @@
 
 {{#if canEditName}}
   <div class="control-group pref-name">
-    <label class="control-label">{{i18n 'user.name.title'}}</label>
+    <label class="control-label">{{i18n "user.name.title"}}</label>
     <div class="controls">
       {{#if model.can_edit_name}}
         {{text-field value=newNameInput classNames="input-xxlarge" maxlength="255"}}
       {{else}}
-        <span class='static'>{{model.name}}</span>
+        <span class="static">{{model.name}}</span>
       {{/if}}
     </div>
-    <div class='instructions'>
+    <div class="instructions">
       {{nameInstructions}}
     </div>
   </div>
@@ -44,19 +44,19 @@
 
 {{#if canCheckEmails}}
   <div class="control-group pref-email">
-    <label class="control-label">{{i18n 'user.email.title'}}</label>
+    <label class="control-label">{{i18n "user.email.title"}}</label>
     {{#if model.email}}
       <div class="controls">
-        <span class='static'>{{model.email}}</span>
+        <span class="static">{{model.email}}</span>
         {{#if model.can_edit_email}}
           {{#link-to "preferences.email" class="btn btn-default btn-small btn-icon pad-left no-text"}}{{d-icon "pencil-alt"}}{{/link-to}}
         {{/if}}
       </div>
-      <div class='instructions'>
+      <div class="instructions">
         {{#if siteSettings.sso_overrides_email}}
-          {{i18n 'user.email.sso_override_instructions'}}
+          {{i18n "user.email.sso_override_instructions"}}
         {{/if}}
-        {{i18n 'user.email.instructions'}}
+        {{i18n "user.email.instructions"}}
       </div>
     {{else}}
       <div class="controls">
@@ -68,14 +68,14 @@
 
 {{#if canChangePassword}}
   <div class="control-group pref-password">
-    <label class="control-label">{{i18n 'user.password.title'}}</label>
+    <label class="control-label">{{i18n "user.password.title"}}</label>
     <div class="controls">
-      <a href {{action "changePassword"}} class='btn btn-default'>
+      <a href {{action "changePassword"}} class="btn btn-default">
         {{d-icon "envelope"}}
         {{#if model.no_password}}
-          {{i18n 'user.change_password.set_password'}}
+          {{i18n "user.change_password.set_password"}}
         {{else}}
-          {{i18n 'user.change_password.action'}}
+          {{i18n "user.change_password.action"}}
         {{/if}}
       </a>
 
@@ -84,16 +84,16 @@
   </div>
 
   <div class="control-group pref-second-factor">
-    <label class="control-label">{{i18n 'user.second_factor.title'}}</label>
+    <label class="control-label">{{i18n "user.second_factor.title"}}</label>
     {{#unless model.second_factor_enabled}}
       <label>
-        {{i18n 'user.second_factor.short_description'}}
+        {{i18n "user.second_factor.short_description"}}
       </label>
     {{/unless}}
     <div class="controls pref-second-factor">
       {{#if isCurrentUser}}
         {{#link-to "preferences.second-factor" class="btn btn-default"}}
-          {{d-icon "lock"}} <span>{{i18n 'user.second_factor.enable'}}</span>
+          {{d-icon "lock"}} <span>{{i18n "user.second_factor.enable"}}</span>
         {{/link-to}}
       {{/if}}
     </div>
@@ -102,7 +102,7 @@
 
 {{#if canUpdateAssociatedAccounts}}
   <div class="control-group pref-associated-accounts">
-    <label class="control-label">{{i18n 'user.associated_accounts.title'}}</label>
+    <label class="control-label">{{i18n "user.associated_accounts.title"}}</label>
     {{#if associatedAccountsLoaded}}
       <table>
         <tbody>
@@ -124,7 +124,7 @@
                   {{#if authProvider.method.can_connect}}
                     {{d-button action=(action "connectAccount") actionParam=authProvider.method label="user.associated_accounts.connect" class="btn-default" icon="plug" disabled=disableConnectButtons}}
                   {{else}}
-                    {{i18n 'user.associated_accounts.not_connected'}}
+                    {{i18n "user.associated_accounts.not_connected"}}
                   {{/if}}
                 </td>
               </tr>
@@ -142,7 +142,7 @@
 
 {{#if canSelectTitle}}
   <div class="control-group pref-title">
-    <label class="control-label">{{i18n 'user.title.title'}}</label>
+    <label class="control-label">{{i18n "user.title.title"}}</label>
     <div class="controls">
       {{combo-box
         value=newTitleInput
@@ -156,7 +156,7 @@
 
 {{#if canSelectPrimaryGroup}}
   <div class="control-group pref-primary-group">
-    <label class="control-label">{{i18n 'user.primary_group.title'}}</label>
+    <label class="control-label">{{i18n "user.primary_group.title"}}</label>
     <div class="controls">
       {{combo-box
         value=newPrimaryGroupInput
@@ -168,7 +168,7 @@
 
 {{#if canCheckEmails}}
   <div class="control-group pref-auth-tokens">
-    <label class="control-label">{{i18n 'user.auth_tokens.title'}}</label>
+    <label class="control-label">{{i18n "user.auth_tokens.title"}}</label>
 
     <div class="auth-tokens">
       {{#each authTokens as |token|}}
@@ -185,7 +185,7 @@
           <div class="auth-token-second">
             {{token.browser}} |
             {{#if token.is_active}}
-              <span class="active">{{i18n 'user.auth_tokens.active'}}</span>
+              <span class="active">{{i18n "user.auth_tokens.active"}}</span>
             {{else}}
               {{format-date token.seen_at}}
             {{/if}}
@@ -197,14 +197,14 @@
     {{#if canShowAllAuthTokens}}
       <a href {{action "toggleShowAllAuthTokens"}}>
         {{#if showAllAuthTokens}}
-          {{d-icon "caret-up"}} {{i18n 'user.auth_tokens.show_few'}}
+          {{d-icon "caret-up"}} {{i18n "user.auth_tokens.show_few"}}
         {{else}}
-          {{d-icon "caret-down"}} {{i18n 'user.auth_tokens.show_all' count=model.user_auth_tokens.length}}
+          {{d-icon "caret-down"}} {{i18n "user.auth_tokens.show_all" count=model.user_auth_tokens.length}}
         {{/if}}
       </a>
     {{/if}}
 
-    <a href {{action "revokeAuthToken"}} class="pull-right text-danger">{{d-icon "sign-out-alt"}} {{i18n 'user.auth_tokens.log_out_all'}}</a>
+    <a href {{action "revokeAuthToken"}} class="pull-right text-danger">{{d-icon "sign-out-alt"}} {{i18n "user.auth_tokens.log_out_all"}}</a>
   </div>
 {{/if}}
 
diff --git a/app/assets/javascripts/discourse/templates/preferences/apps.hbs b/app/assets/javascripts/discourse/templates/preferences/apps.hbs
index bb9216086c1..79e9e7bf6b8 100644
--- a/app/assets/javascripts/discourse/templates/preferences/apps.hbs
+++ b/app/assets/javascripts/discourse/templates/preferences/apps.hbs
@@ -1,6 +1,6 @@
 {{#if model.userApiKeys}}
   <div class="control-group apps">
-    <label class="control-label">{{i18n 'user.apps'}}</label>
+    <label class="control-label">{{i18n "user.apps"}}</label>
     <div class="controls">
       {{#each model.userApiKeys as |key|}}
         <div>
diff --git a/app/assets/javascripts/discourse/templates/preferences/categories.hbs b/app/assets/javascripts/discourse/templates/preferences/categories.hbs
index dacfbc1c8bf..cd907dc0ed9 100644
--- a/app/assets/javascripts/discourse/templates/preferences/categories.hbs
+++ b/app/assets/javascripts/discourse/templates/preferences/categories.hbs
@@ -1,10 +1,10 @@
 <div class="control-group category-notifications">
-  <label class="control-label">{{i18n 'user.categories_settings'}}</label>
+  <label class="control-label">{{i18n "user.categories_settings"}}</label>
 
   <div class="controls tracking-controls">
-    <label>{{d-icon "d-watching"}} {{i18n 'user.watched_categories'}}</label>
+    <label>{{d-icon "d-watching"}} {{i18n "user.watched_categories"}}</label>
     {{#if canSee}}
-      <a class="show-tracking" href={{model.watchingTopicsPath}}>{{i18n 'user.tracked_topics_link'}}</a>
+      <a class="show-tracking" href={{model.watchingTopicsPath}}>{{i18n "user.tracked_topics_link"}}</a>
     {{/if}}
     {{category-selector
       categories=model.watchedCategories
@@ -12,12 +12,12 @@
       onChange=(action (mut model.watchedCategories))
     }}
   </div>
-  <div class="instructions">{{i18n 'user.watched_categories_instructions'}}</div>
+  <div class="instructions">{{i18n "user.watched_categories_instructions"}}</div>
 
   <div class="controls tracking-controls">
-    <label>{{d-icon "d-tracking"}} {{i18n 'user.tracked_categories'}}</label>
+    <label>{{d-icon "d-tracking"}} {{i18n "user.tracked_categories"}}</label>
     {{#if canSee}}
-      <a class="show-tracking" href={{model.trackingTopicsPath}}>{{i18n 'user.tracked_topics_link'}}</a>
+      <a class="show-tracking" href={{model.trackingTopicsPath}}>{{i18n "user.tracked_topics_link"}}</a>
     {{/if}}
     {{category-selector
       categories=model.trackedCategories
@@ -25,23 +25,23 @@
       onChange=(action (mut model.trackedCategories))
     }}
   </div>
-  <div class="instructions">{{i18n 'user.tracked_categories_instructions'}}</div>
+  <div class="instructions">{{i18n "user.tracked_categories_instructions"}}</div>
 
   <div class="controls tracking-controls">
-    <label>{{d-icon "d-watching-first"}} {{i18n 'user.watched_first_post_categories'}}</label>
+    <label>{{d-icon "d-watching-first"}} {{i18n "user.watched_first_post_categories"}}</label>
     {{category-selector
       categories=model.watchedFirstPostCategories
       blacklist=selectedCategories
       onChange=(action (mut model.watchedFirstPostCategories))
     }}
   </div>
-  <div class="instructions">{{i18n 'user.watched_first_post_categories_instructions'}}</div>
+  <div class="instructions">{{i18n "user.watched_first_post_categories_instructions"}}</div>
 
   {{#unless siteSettings.mute_all_categories_by_default}}
     <div class="controls tracking-controls">
-      <label>{{d-icon "d-muted"}} {{i18n 'user.muted_categories'}}</label>
+      <label>{{d-icon "d-muted"}} {{i18n "user.muted_categories"}}</label>
       {{#if canSee}}
-        <a class="show-tracking" href={{model.mutedTopicsPath}}>{{i18n 'user.tracked_topics_link'}}</a>
+        <a class="show-tracking" href={{model.mutedTopicsPath}}>{{i18n "user.tracked_topics_link"}}</a>
       {{/if}}
       {{category-selector
         categories=model.mutedCategories
@@ -49,7 +49,7 @@
         onChange=(action (mut model.mutedCategories))
       }}
     </div>
-    <div class="instructions">{{i18n (if hideMutedTags 'user.muted_categories_instructions' 'user.muted_categories_instructions_dont_hide')}}</div>
+    <div class="instructions">{{i18n (if hideMutedTags "user.muted_categories_instructions" "user.muted_categories_instructions_dont_hide")}}</div>
   {{/unless}}
 </div>
 
@@ -62,5 +62,5 @@
 {{#if canSave}}
   {{save-controls model=model action=(action "save") saved=saved}}
 {{else}}
-  {{i18n 'user.no_category_access'}}
+  {{i18n "user.no_category_access"}}
 {{/if}}
diff --git a/app/assets/javascripts/discourse/templates/preferences/emails.hbs b/app/assets/javascripts/discourse/templates/preferences/emails.hbs
index 367ea59b0df..d5850f3ad14 100644
--- a/app/assets/javascripts/discourse/templates/preferences/emails.hbs
+++ b/app/assets/javascripts/discourse/templates/preferences/emails.hbs
@@ -1,15 +1,15 @@
 {{#unless siteSettings.disable_mailing_list_mode}}
   {{~#if model.user_option.mailing_list_mode}}
     <div class="warning-wrap">
-      <div class="warning">{{i18n 'user.mailing_list_mode.warning'}}</div>
+      <div class="warning">{{i18n "user.mailing_list_mode.warning"}}</div>
     </div>
   {{/if}}
 {{/unless}}
 <div class="control-group pref-email-settings">
-  <label class="control-label">{{i18n 'user.email_settings'}}</label>
+  <label class="control-label">{{i18n "user.email_settings"}}</label>
 
-  <div class='controls controls-dropdown'>
-    <label for="user-email-messages-level">{{i18n 'user.email_messages_level'}}</label>
+  <div class="controls controls-dropdown">
+    <label for="user-email-messages-level">{{i18n "user.email_messages_level"}}</label>
     {{combo-box
       valueProperty="value"
       content=emailLevelOptions
@@ -18,12 +18,12 @@
       onChange=(action (mut model.user_option.email_messages_level))
     }}
     {{#if emailMessagesLevelAway}}
-      <div class='instructions'>{{emailFrequencyInstructions}}</div>
+      <div class="instructions">{{emailFrequencyInstructions}}</div>
     {{/if}}
   </div>
 
-  <div class='controls controls-dropdown'>
-    <label for="user-email-level">{{i18n 'user.email_level.title'}}</label>
+  <div class="controls controls-dropdown">
+    <label for="user-email-level">{{i18n "user.email_level.title"}}</label>
     {{combo-box
       valueProperty="value"
       content=emailLevelOptions
@@ -32,12 +32,12 @@
       onChange=(action (mut model.user_option.email_level))
     }}
     {{#if emailLevelAway}}
-      <div class='instructions'>{{emailFrequencyInstructions}}</div>
+      <div class="instructions">{{emailFrequencyInstructions}}</div>
     {{/if}}
   </div>
 
-  <div class='controls controls-dropdown'>
-    <label>{{i18n 'user.email_previous_replies.title'}}</label>
+  <div class="controls controls-dropdown">
+    <label>{{i18n "user.email_previous_replies.title"}}</label>
     {{combo-box
       valueProperty="value"
       content=previousRepliesOptions
@@ -51,11 +51,11 @@
 </div>
 
 {{#unless siteSettings.disable_digest_emails}}
-  <div class='control-group pref-activity-summary'>
-    <label class="control-label">{{i18n 'user.email_activity_summary'}}</label>
+  <div class="control-group pref-activity-summary">
+    <label class="control-label">{{i18n "user.email_activity_summary"}}</label>
     {{preference-checkbox labelKey="user.email_digests.title" disabled=model.user_option.mailing_list_mode checked=model.user_option.email_digests}}
     {{#if model.user_option.email_digests}}
-      <div class='controls controls-dropdown'>
+      <div class="controls controls-dropdown">
         {{combo-box
           valueProperty="value"
           filterable=true
@@ -70,12 +70,12 @@
 {{/unless}}
 
 {{#unless siteSettings.disable_mailing_list_mode}}
-  <div class='control-group pref-mailing-list-mode'>
-    <label class="control-label">{{i18n 'user.mailing_list_mode.label'}}</label>
+  <div class="control-group pref-mailing-list-mode">
+    <label class="control-label">{{i18n "user.mailing_list_mode.label"}}</label>
     {{preference-checkbox labelKey="user.mailing_list_mode.enabled" checked=model.user_option.mailing_list_mode}}
-    <div class='instructions'>{{html-safe (i18n 'user.mailing_list_mode.instructions')}}</div>
+    <div class="instructions">{{html-safe (i18n "user.mailing_list_mode.instructions")}}</div>
     {{#if model.user_option.mailing_list_mode}}
-      <div class='controls controls-dropdown'>
+      <div class="controls controls-dropdown">
         {{combo-box
           valueProperty="value"
           content=mailingListModeOptions
diff --git a/app/assets/javascripts/discourse/templates/preferences/interface.hbs b/app/assets/javascripts/discourse/templates/preferences/interface.hbs
index 63b96865b2c..45607c8cb75 100644
--- a/app/assets/javascripts/discourse/templates/preferences/interface.hbs
+++ b/app/assets/javascripts/discourse/templates/preferences/interface.hbs
@@ -1,6 +1,6 @@
 {{#if showThemeSelector}}
   <div class="control-group theme">
-    <label class="control-label">{{i18n 'user.theme'}}</label>
+    <label class="control-label">{{i18n "user.theme"}}</label>
     <div class="controls">
       {{combo-box
         content=userSelectableThemes
@@ -17,7 +17,7 @@
 {{/if}}
 
 <div class="control-group text-size">
-  <label class="control-label">{{i18n 'user.text_size.title'}}</label>
+  <label class="control-label">{{i18n "user.text_size.title"}}</label>
   <div class="controls">
     {{combo-box
       valueProperty="value"
@@ -35,7 +35,7 @@
 
 {{#if siteSettings.allow_user_locale}}
   <div class="control-group pref-locale">
-    <label class="control-label">{{i18n 'user.locale.title'}}</label>
+    <label class="control-label">{{i18n "user.locale.title"}}</label>
     <div class="controls">
       {{combo-box
         valueProperty="value"
@@ -48,14 +48,14 @@
         )
       }}
     </div>
-    <div class='instructions'>
-      {{i18n 'user.locale.instructions'}}
+    <div class="instructions">
+      {{i18n "user.locale.instructions"}}
     </div>
   </div>
 {{/if}}
 
 <div class="control-group home">
-  <label class="control-label">{{i18n 'user.home'}}</label>
+  <label class="control-label">{{i18n "user.home"}}</label>
   <div class="controls">
     {{combo-box
       content=userSelectableHome
@@ -67,7 +67,7 @@
 </div>
 
 <div class="control-group other">
-  <label class="control-label">{{i18n 'user.other_settings'}}</label>
+  <label class="control-label">{{i18n "user.other_settings"}}</label>
 
   {{preference-checkbox labelKey="user.external_links_in_new_tab" checked=model.user_option.external_links_in_new_tab class="pref-external-links"}}
   {{preference-checkbox labelKey="user.enable_quoting" checked=model.user_option.enable_quoting class="pref-enable-quoting"}}
@@ -80,8 +80,8 @@
     {{preference-checkbox labelKey="user.enable_physical_keyboard" checked=disableSafariHacks  class="pref-safari-hacks"}}
   {{/if}}
   {{preference-checkbox labelKey="user.dynamic_favicon" checked=model.user_option.dynamic_favicon  class="pref-dynamic-favicon"}}
-  <div class='controls controls-dropdown pref-page-title'>
-    <label for="user-email-level">{{i18n 'user.title_count_mode.title'}}</label>
+  <div class="controls controls-dropdown pref-page-title">
+    <label for="user-email-level">{{i18n "user.title_count_mode.title"}}</label>
     {{combo-box
       valueProperty="value"
       content=titleCountModes
diff --git a/app/assets/javascripts/discourse/templates/preferences/notifications.hbs b/app/assets/javascripts/discourse/templates/preferences/notifications.hbs
index a676f29787f..9e079fd5c5b 100644
--- a/app/assets/javascripts/discourse/templates/preferences/notifications.hbs
+++ b/app/assets/javascripts/discourse/templates/preferences/notifications.hbs
@@ -1,8 +1,8 @@
 <div class="control-group notifications">
-  <label class="control-label">{{i18n 'user.notifications'}}</label>
+  <label class="control-label">{{i18n "user.notifications"}}</label>
 
   <div class="controls controls-dropdown">
-    <label>{{i18n 'user.new_topic_duration.label'}}</label>
+    <label>{{i18n "user.new_topic_duration.label"}}</label>
     {{combo-box
       class="duration"
       valueProperty="value"
@@ -13,7 +13,7 @@
   </div>
 
   <div class="controls controls-dropdown">
-    <label>{{i18n 'user.auto_track_topics'}}</label>
+    <label>{{i18n "user.auto_track_topics"}}</label>
     {{combo-box
       valueProperty="value"
       content=autoTrackDurations
@@ -23,7 +23,7 @@
   </div>
 
   <div class="controls controls-dropdown">
-    <label>{{i18n 'user.notification_level_when_replying'}}</label>
+    <label>{{i18n "user.notification_level_when_replying"}}</label>
     {{combo-box
       valueProperty="value"
       content=notificationLevelsForReplying
@@ -33,7 +33,7 @@
   </div>
 
   <div class="controls controls-dropdown">
-    <label>{{i18n 'user.like_notification_frequency.title'}}</label>
+    <label>{{i18n "user.like_notification_frequency.title"}}</label>
     {{combo-box
       valueProperty="value"
       content=likeNotificationFrequencies
@@ -45,16 +45,16 @@
 
 {{#unless isIOS}}
   <div class="control-group desktop-notifications">
-    <label class="control-label">{{i18n 'user.desktop_notifications.label'}}</label>
+    <label class="control-label">{{i18n "user.desktop_notifications.label"}}</label>
     {{desktop-notification-config}}
-    <div class="instructions">{{i18n 'user.desktop_notifications.each_browser_note'}}</div>
+    <div class="instructions">{{i18n "user.desktop_notifications.each_browser_note"}}</div>
     {{plugin-outlet name="user-preferences-desktop-notifications" args=(hash model=model save=(action "save"))}}
   </div>
 {{/unless}}
 
 {{#if siteSettings.enable_personal_messages}}
   <div class="control-group private-messages">
-    <label class="control-label">{{i18n 'user.private_messages'}}</label>
+    <label class="control-label">{{i18n "user.private_messages"}}</label>
 
     <div class="controls">
       {{preference-checkbox
diff --git a/app/assets/javascripts/discourse/templates/preferences/profile.hbs b/app/assets/javascripts/discourse/templates/preferences/profile.hbs
index b9a95dc9bbb..f07bcafb74a 100644
--- a/app/assets/javascripts/discourse/templates/preferences/profile.hbs
+++ b/app/assets/javascripts/discourse/templates/preferences/profile.hbs
@@ -1,6 +1,6 @@
 {{#if canChangeBio}}
   <div class="control-group pref-bio">
-    <label class="control-label">{{i18n 'user.bio'}}</label>
+    <label class="control-label">{{i18n "user.bio"}}</label>
     <div class="controls bio-composer input-xxlarge">
       {{d-editor value=model.bio_raw}}
     </div>
@@ -8,7 +8,7 @@
 {{/if}}
 
 <div class="control-group pref-timezone">
-  <label class="control-label">{{i18n 'user.timezone'}}</label>
+  <label class="control-label">{{i18n "user.timezone"}}</label>
   {{timezone-input
     value=model.user_option.timezone
     onChange=(action (mut model.user_option.timezone))
@@ -18,14 +18,14 @@
 </div>
 
 <div class="control-group pref-location">
-  <label class="control-label">{{i18n 'user.location'}}</label>
+  <label class="control-label">{{i18n "user.location"}}</label>
   <div class="controls">
-    {{input type="text" value=model.location class="input-xxlarge" id='edit-location'}}
+    {{input type="text" value=model.location class="input-xxlarge" id="edit-location"}}
   </div>
 </div>
 
 <div class="control-group pref-website">
-  <label class="control-label">{{i18n 'user.website'}}</label>
+  <label class="control-label">{{i18n "user.website"}}</label>
   <div class="controls">
     {{input type="text" value=model.website class="input-xxlarge"}}
   </div>
@@ -36,35 +36,35 @@
     {{user-field field=uf.field value=uf.value}}
   </div>
 {{/each}}
-<div class='clearfix'></div>
+<div class="clearfix"></div>
 
 {{#if siteSettings.allow_profile_backgrounds}}
   <div class="control-group pref-profile-bg">
-    <label class="control-label">{{i18n 'user.change_profile_background.title'}}</label>
+    <label class="control-label">{{i18n "user.change_profile_background.title"}}</label>
     <div class="controls">
       {{image-uploader imageUrl=model.profile_background_upload_url
                        type="profile_background"}}
     </div>
-    <div class='instructions'>
-      {{i18n 'user.change_profile_background.instructions'}}
+    <div class="instructions">
+      {{i18n "user.change_profile_background.instructions"}}
     </div>
   </div>
 
   <div class="control-group pref-profile-bg">
-    <label class="control-label">{{i18n 'user.change_card_background.title'}}</label>
+    <label class="control-label">{{i18n "user.change_card_background.title"}}</label>
     <div class="controls">
       {{image-uploader imageUrl=model.card_background_upload_url
                        type="card_background"}}
     </div>
-    <div class='instructions'>
-      {{i18n 'user.change_card_background.instructions'}}
+    <div class="instructions">
+      {{i18n "user.change_card_background.instructions"}}
     </div>
   </div>
 {{/if}}
 
 {{#if siteSettings.allow_featured_topic_on_user_profiles}}
   <div class="control-group">
-    <label class="control-label">{{i18n 'user.featured_topic'}}</label>
+    <label class="control-label">{{i18n "user.featured_topic"}}</label>
     {{#if model.featured_topic}}
       <label class="featured-topic-link">
         {{#link-to "topic" model.featured_topic.slug model.featured_topic.id}}
@@ -83,8 +83,8 @@
           label="user.feature_topic_on_profile.clear.title"}}
       {{/if}}
     </div>
-    <div class='instructions'>
-      {{i18n 'user.change_featured_topic.instructions'}}
+    <div class="instructions">
+      {{i18n "user.change_featured_topic.instructions"}}
     </div>
   </div>
 {{/if}}
diff --git a/app/assets/javascripts/discourse/templates/preferences/tags.hbs b/app/assets/javascripts/discourse/templates/preferences/tags.hbs
index e645e8175ad..9774a0def21 100644
--- a/app/assets/javascripts/discourse/templates/preferences/tags.hbs
+++ b/app/assets/javascripts/discourse/templates/preferences/tags.hbs
@@ -1,9 +1,9 @@
 {{#if siteSettings.tagging_enabled}}
   <div class="control-group tag-notifications">
-    <label class="control-label">{{i18n 'user.tag_settings'}}</label>
+    <label class="control-label">{{i18n "user.tag_settings"}}</label>
 
     <div class="controls tracking-controls">
-      <label>{{d-icon "d-watching" class="icon watching"}} {{i18n 'user.watched_tags'}}</label>
+      <label>{{d-icon "d-watching" class="icon watching"}} {{i18n "user.watched_tags"}}</label>
       {{tag-chooser
         tags=model.watched_tags
         blacklist=selectedTags
@@ -14,10 +14,10 @@
       }}
     </div>
 
-    <div class="instructions">{{i18n 'user.watched_tags_instructions'}}</div>
+    <div class="instructions">{{i18n "user.watched_tags_instructions"}}</div>
 
     <div class="controls tracking-controls">
-      <label>{{d-icon "d-tracking" class="icon tracking"}} {{i18n 'user.tracked_tags'}}</label>
+      <label>{{d-icon "d-tracking" class="icon tracking"}} {{i18n "user.tracked_tags"}}</label>
       {{tag-chooser
         tags=model.tracked_tags
         blacklist=selectedTags
@@ -27,10 +27,10 @@
         unlimitedTagCount=true}}
     </div>
 
-    <div class="instructions">{{i18n 'user.tracked_tags_instructions'}}</div>
+    <div class="instructions">{{i18n "user.tracked_tags_instructions"}}</div>
 
     <div class="controls tracking-controls">
-      <label>{{d-icon "d-watching-first" class="icon watching-first-post"}} {{i18n 'user.watched_first_post_tags'}}</label>
+      <label>{{d-icon "d-watching-first" class="icon watching-first-post"}} {{i18n "user.watched_first_post_tags"}}</label>
       {{tag-chooser
         tags=model.watching_first_post_tags
         blacklist=selectedTags
@@ -41,11 +41,11 @@
     </div>
 
     <div class="instructions">
-      {{i18n 'user.watched_first_post_tags_instructions'}}
+      {{i18n "user.watched_first_post_tags_instructions"}}
     </div>
 
     <div class="controls tracking-controls">
-      <label>{{d-icon "d-muted" class="icon muted"}} {{i18n 'user.muted_tags'}}</label>
+      <label>{{d-icon "d-muted" class="icon muted"}} {{i18n "user.muted_tags"}}</label>
       {{tag-chooser
         tags=model.muted_tags
         blacklist=selectedTags
@@ -54,7 +54,7 @@
         everyTag=true
         unlimitedTagCount=true}}
     </div>
-    <div class="instructions">{{i18n 'user.muted_tags_instructions'}}</div>
+    <div class="instructions">{{i18n "user.muted_tags_instructions"}}</div>
   </div>
 
   {{plugin-outlet name="user-preferences-tags" args=(hash model=model save=(action "save"))}}
diff --git a/app/assets/javascripts/discourse/templates/preferences/users.hbs b/app/assets/javascripts/discourse/templates/preferences/users.hbs
index 799b9c5c5a8..7db61c6aa2b 100644
--- a/app/assets/javascripts/discourse/templates/preferences/users.hbs
+++ b/app/assets/javascripts/discourse/templates/preferences/users.hbs
@@ -1,8 +1,8 @@
-<label class="control-label">{{i18n 'user.users'}}</label>
+<label class="control-label">{{i18n "user.users"}}</label>
 {{#if ignoredEnabled}}
   <div class="control-group user-ignore">
     <div class="controls tracking-controls user-notifications">
-      <label>{{d-icon "far-eye-slash" class="icon"}} {{i18n 'user.ignored_users'}}</label>
+      <label>{{d-icon "far-eye-slash" class="icon"}} {{i18n "user.ignored_users"}}</label>
       {{ignored-user-list model=model items=model.ignored_usernames saving=saved}}
     </div>
   </div>
@@ -12,7 +12,7 @@
   <div class="controls tracking-controls">
     <label>
       {{d-icon "d-muted" class="icon"}}
-      <span>{{i18n 'user.muted_users'}}</span>
+      <span>{{i18n "user.muted_users"}}</span>
     </label>
     {{user-chooser
       value=mutedUsernames
@@ -22,7 +22,7 @@
       )
     }}
   </div>
-  <div class="instructions">{{i18n 'user.muted_users_instructions'}}</div>
+  <div class="instructions">{{i18n "user.muted_users_instructions"}}</div>
 </div>
 
 {{plugin-outlet name="user-custom-controls" args=(hash model=model)}}
diff --git a/app/assets/javascripts/discourse/templates/review-index.hbs b/app/assets/javascripts/discourse/templates/review-index.hbs
index ab354f4fa1a..7b603f9fa08 100644
--- a/app/assets/javascripts/discourse/templates/review-index.hbs
+++ b/app/assets/javascripts/discourse/templates/review-index.hbs
@@ -2,7 +2,7 @@
   <div class="reviewable-list">
     {{#if reviewables}}
       {{#load-more selector=".reviewable-item" action=(action "loadMore")}}
-        <div class='reviewables'>
+        <div class="reviewables">
           {{#each reviewables as |r|}}
             {{reviewable-item reviewable=r remove=(action "remove")}}
           {{/each}}
@@ -16,9 +16,9 @@
     {{/if}}
   </div>
 
-  <div class='reviewable-filters'>
-    <div class='reviewable-filter'>
-      <label class='filter-label'>{{i18n "review.filters.status"}}</label>
+  <div class="reviewable-filters">
+    <div class="reviewable-filter">
+      <label class="filter-label">{{i18n "review.filters.status"}}</label>
       {{combo-box
         value=filterStatus
         content=statuses
@@ -30,8 +30,8 @@
 
       {{plugin-outlet name="above-review-filters" args=(hash model=model additionalFilters=additionalFilters)}}
 
-      <div class='reviewable-filter'>
-        <label class='filter-label'>{{i18n "review.filters.type.title"}}</label>
+      <div class="reviewable-filter">
+        <label class="filter-label">{{i18n "review.filters.type.title"}}</label>
         {{combo-box
           value=filterType
           content=allTypes
@@ -40,8 +40,8 @@
         }}
       </div>
 
-      <div class='reviewable-filter'>
-        <label class='filter-label'>{{i18n "review.filters.priority.title"}}</label>
+      <div class="reviewable-filter">
+        <label class="filter-label">{{i18n "review.filters.priority.title"}}</label>
         {{combo-box
           value=filterPriority
           content=priorities
@@ -49,8 +49,8 @@
         }}
       </div>
 
-      <div class='reviewable-filter'>
-        <label class='filter-label'>{{i18n "review.filters.category"}}</label>
+      <div class="reviewable-filter">
+        <label class="filter-label">{{i18n "review.filters.category"}}</label>
         {{category-chooser
           none="review.filters.all_categories"
           value=filterCategoryId
@@ -58,7 +58,7 @@
         }}
       </div>
 
-      <div class='reviewable-filter topic-filter'>
+      <div class="reviewable-filter topic-filter">
         {{i18n "review.filtered_user"}}
         {{user-selector
           excludeCurrentUser=false
@@ -70,17 +70,17 @@
       </div>
 
       {{#if filterTopic}}
-        <div class='reviewable-filter topic-filter'>
+        <div class="reviewable-filter topic-filter">
           {{i18n "review.filtered_topic"}}
           {{d-button label="review.show_all_topics" icon="times" action=(action "resetTopic")}}
         </div>
       {{/if}}
 
-      <div class='reviewable-filter date-range'>
+      <div class="reviewable-filter date-range">
         {{date-time-input-range showFromTime=false showToTime=false from=filterFromDate to=filterToDate onChange=setRange}}
       </div>
 
-      <div class='reviewable-filter sort-order'>
+      <div class="reviewable-filter sort-order">
         {{i18n "review.order_by"}}
         {{combo-box
           value=filterSortOrder
@@ -90,7 +90,7 @@
       </div>
     {{/if}}
 
-    <div class='reviewable-filters-actions'>
+    <div class="reviewable-filters-actions">
       {{d-button
         icon="sync"
         label="review.filters.refresh"
diff --git a/app/assets/javascripts/discourse/templates/review-settings.hbs b/app/assets/javascripts/discourse/templates/review-settings.hbs
index f798ca59c64..599ae016020 100644
--- a/app/assets/javascripts/discourse/templates/review-settings.hbs
+++ b/app/assets/javascripts/discourse/templates/review-settings.hbs
@@ -1,10 +1,10 @@
-<div class='reviewable-settings'>
+<div class="reviewable-settings">
   <h4>{{i18n "review.settings.priorities.title"}}</h4>
 
   {{#each settings.reviewable_score_types as |rst|}}
-    <div class='reviewable-score-type'>
-      <div class='title'>{{rst.title}}</div>
-      <div class='field'>
+    <div class="reviewable-score-type">
+      <div class="title">{{rst.title}}</div>
+      <div class="field">
         {{combo-box
           value=rst.reviewable_priority
           content=settings.reviewable_priorities
@@ -14,9 +14,9 @@
     </div>
   {{/each}}
 
-  <div class='reviewable-score-type'>
-    <div class='title'></div>
-    <div class='field'>
+  <div class="reviewable-score-type">
+    <div class="title"></div>
+    <div class="field">
       {{d-button
         icon="check"
         label="review.settings.save_changes"
@@ -25,7 +25,7 @@
         disabled=saving}}
 
       {{#if saved}}
-        <span class='saved'>{{i18n "review.settings.saved"}}</span>
+        <span class="saved">{{i18n "review.settings.saved"}}</span>
       {{/if}}
     </div>
   </div>
diff --git a/app/assets/javascripts/discourse/templates/review-topics.hbs b/app/assets/javascripts/discourse/templates/review-topics.hbs
index 36cdb89b7b1..337cb4207db 100644
--- a/app/assets/javascripts/discourse/templates/review-topics.hbs
+++ b/app/assets/javascripts/discourse/templates/review-topics.hbs
@@ -1,5 +1,5 @@
 {{#if reviewableTopics}}
-  <table class='reviewable-topics'>
+  <table class="reviewable-topics">
     <thead>
       <th>{{i18n "review.topics.topic"}} </th>
       <th>{{i18n "review.topics.reviewable_count"}}</th>
@@ -8,9 +8,9 @@
     </thead>
     <tbody>
       {{#each reviewableTopics as |rt|}}
-        <tr class='reviewable-topic'>
+        <tr class="reviewable-topic">
           <td class="topic-title">
-            <div class='combined-title'>
+            <div class="combined-title">
               {{topic-status topic=rt}}
               <a href={{rt.relative_url}} rel="noopener" target="_blank">{{replace-emoji rt.fancy_title}}</a>
             </div>
diff --git a/app/assets/javascripts/discourse/templates/review.hbs b/app/assets/javascripts/discourse/templates/review.hbs
index f5e5dcdd2ef..6077454af2b 100644
--- a/app/assets/javascripts/discourse/templates/review.hbs
+++ b/app/assets/javascripts/discourse/templates/review.hbs
@@ -1,9 +1,9 @@
 <div class="reviewable">
   <ul class="nav nav-pills reviewable-title">
-    {{nav-item route='review.index' label='review.view_all'}}
-    {{nav-item route='review.topics' label='review.grouped_by_topic'}}
+    {{nav-item route="review.index" label="review.view_all"}}
+    {{nav-item route="review.topics" label="review.grouped_by_topic"}}
     {{#if currentUser.admin}}
-      {{nav-item route='review.settings' label='review.settings.title' icon='wrench'}}
+      {{nav-item route="review.settings" label="review.settings.title" icon="wrench"}}
     {{/if}}
   </ul>
 
diff --git a/app/assets/javascripts/discourse/templates/static.hbs b/app/assets/javascripts/discourse/templates/static.hbs
index aee93907047..a33cfa1e3ac 100644
--- a/app/assets/javascripts/discourse/templates/static.hbs
+++ b/app/assets/javascripts/discourse/templates/static.hbs
@@ -1,6 +1,6 @@
 {{#d-section bodyClass=bodyClass class="container"}}
   {{#watch-read action=(action "markFaqRead") path=model.path}}
-    <div class='contents clearfix body-page'>
+    <div class="contents clearfix body-page">
       {{plugin-outlet name="above-static"}}
       {{html-safe model.html}}
 
diff --git a/app/assets/javascripts/discourse/templates/tag-groups-index.hbs b/app/assets/javascripts/discourse/templates/tag-groups-index.hbs
index 0c933221d97..51a1f5a1b66 100644
--- a/app/assets/javascripts/discourse/templates/tag-groups-index.hbs
+++ b/app/assets/javascripts/discourse/templates/tag-groups-index.hbs
@@ -1,3 +1,3 @@
 <div class="tag-group-content">
-  <p class="about">{{i18n 'tagging.groups.about'}}</p>
+  <p class="about">{{i18n "tagging.groups.about"}}</p>
 </div>
\ No newline at end of file
diff --git a/app/assets/javascripts/discourse/templates/tag-groups.hbs b/app/assets/javascripts/discourse/templates/tag-groups.hbs
index 6d7d1b0c743..8bbc36c2299 100644
--- a/app/assets/javascripts/discourse/templates/tag-groups.hbs
+++ b/app/assets/javascripts/discourse/templates/tag-groups.hbs
@@ -1,7 +1,7 @@
 <div class="container tag-groups-container">
   <h2>{{i18n "tagging.groups.title"}}</h2>
 
-  <div class='content-list'>
+  <div class="content-list">
     <ul>
       {{#each model as |tagGroup|}}
         <li>
diff --git a/app/assets/javascripts/discourse/templates/tags/index.hbs b/app/assets/javascripts/discourse/templates/tags/index.hbs
index c71934d127e..3527823b289 100644
--- a/app/assets/javascripts/discourse/templates/tags/index.hbs
+++ b/app/assets/javascripts/discourse/templates/tags/index.hbs
@@ -11,10 +11,10 @@
   </div>
 </div>
 
-<div class='tag-sort-options'>
+<div class="tag-sort-options">
   {{i18n "tagging.sort_by"}}
-  <span class="tag-sort-count {{if sortedByCount 'active'}}"><a href {{action "sortByCount"}}>{{i18n "tagging.sort_by_count"}}</a></span>
-  <span class="tag-sort-name {{if sortedByName 'active'}}"><a href {{action "sortById"}}>{{i18n "tagging.sort_by_name"}}</a></span>
+  <span class="tag-sort-count {{if sortedByCount "active"}}"><a href {{action "sortByCount"}}>{{i18n "tagging.sort_by_count"}}</a></span>
+  <span class="tag-sort-name {{if sortedByName "active"}}"><a href {{action "sortById"}}>{{i18n "tagging.sort_by_name"}}</a></span>
 </div>
 
 <hr>
diff --git a/app/assets/javascripts/discourse/templates/tags/show.hbs b/app/assets/javascripts/discourse/templates/tags/show.hbs
index 638701e3da3..80f38623c33 100644
--- a/app/assets/javascripts/discourse/templates/tags/show.hbs
+++ b/app/assets/javascripts/discourse/templates/tags/show.hbs
@@ -15,7 +15,7 @@
         {{navigation-bar navItems=navItems filterMode=filterMode}}
       {{else}}
         <h2 class="tag-show-heading">
-          {{#link-to 'tags'}}{{i18n "tagging.tags"}}{{/link-to}}
+          {{#link-to "tags"}}{{i18n "tagging.tags"}}{{/link-to}}
           {{d-icon "angle-right"}}
           {{discourse-tag-bound tagRecord=tag style="simple"}}
           {{#each additionalTags as |tag|}}
@@ -57,7 +57,7 @@
 <div class="container list-container">
   <div class="row">
     <div class="full-width">
-      <div id='list-area'>
+      <div id="list-area">
         {{#unless loading}}
           {{#if list.topics}}
             {{#discovery-topics-list model=list refresh=(action "refresh")}}
@@ -75,9 +75,9 @@
               }}
             {{/discovery-topics-list}}
           {{else}}
-            <footer class='topic-list-bottom'>
+            <footer class="topic-list-bottom">
               <h3>
-                {{footerMessage}}{{#link-to "discovery.categories"}} {{i18n 'topic.browse_all_categories'}}{{/link-to}} {{i18n 'or'}} {{#link-to 'discovery.latest'}}{{i18n 'topic.view_latest_topics'}}{{/link-to}}.
+                {{footerMessage}}{{#link-to "discovery.categories"}} {{i18n "topic.browse_all_categories"}}{{/link-to}} {{i18n "or"}} {{#link-to "discovery.latest"}}{{i18n "topic.view_latest_topics"}}{{/link-to}}.
               </h3>
             </footer>
           {{/if}}
diff --git a/app/assets/javascripts/discourse/templates/topic.hbs b/app/assets/javascripts/discourse/templates/topic.hbs
index ed26ae62ba9..7a4f6d6c7e9 100644
--- a/app/assets/javascripts/discourse/templates/topic.hbs
+++ b/app/assets/javascripts/discourse/templates/topic.hbs
@@ -87,7 +87,7 @@
       {{/topic-title}}
 
       {{#if model.publishedPage}}
-        <div class='published-page'>
+        <div class="published-page">
           <div class="details">
             {{i18n "topic.publish_page.topic_published"}}
             <div>
@@ -107,7 +107,7 @@
     {{/if}}
 
     <div class="container posts">
-      <div class='selected-posts {{unless multiSelect 'hidden'}}'>
+      <div class="selected-posts {{unless multiSelect "hidden"}}">
         {{selected-posts
           selectedPostsCount=selectedPostsCount
           canSelectAll=canSelectAll
@@ -261,25 +261,25 @@
             {{#if loadedAllPosts}}
 
               {{#if model.pending_posts}}
-                <div class='pending-posts'>
+                <div class="pending-posts">
                   {{#each model.pending_posts as |pending|}}
-                    <div class='reviewable-item'>
-                      <div class='reviewable-meta-data'>
-                        <span class='reviewable-type'>
+                    <div class="reviewable-item">
+                      <div class="reviewable-meta-data">
+                        <span class="reviewable-type">
                           {{i18n "review.awaiting_approval"}}
                         </span>
-                        <span class='created-at'>
+                        <span class="created-at">
                           {{age-with-tooltip pending.created_at}}
                         </span>
                       </div>
-                      <div class='post-contents-wrapper'>
-                        {{reviewable-created-by user=currentUser tagName=''}}
-                        <div class='post-contents'>
-                          {{reviewable-created-by-name user=currentUser tagName=''}}
-                          <div class='post-body'>{{cook-text pending.raw}}</div>
+                      <div class="post-contents-wrapper">
+                        {{reviewable-created-by user=currentUser tagName=""}}
+                        <div class="post-contents">
+                          {{reviewable-created-by-name user=currentUser tagName=""}}
+                          <div class="post-body">{{cook-text pending.raw}}</div>
                         </div>
                       </div>
-                      <div class='reviewable-actions'>
+                      <div class="reviewable-actions">
                         {{d-button
                           class="btn-danger"
                           label="review.delete"
@@ -297,7 +297,7 @@
                     {{html-safe (i18n "review.topic_has_pending" count=model.queued_posts_count)}}
                   </div>
 
-                  {{#link-to 'review' (query-params topic_id=model.id type="ReviewableQueuedPost" status="pending")}}
+                  {{#link-to "review" (query-params topic_id=model.id type="ReviewableQueuedPost" status="pending")}}
                     {{i18n "review.view_pending"}}
                   {{/link-to}}
                 </div>
@@ -356,7 +356,7 @@
               {{/if}}
 
               {{#if showSelectedPostsAtBottom}}
-                <div class='selected-posts {{unless multiSelect 'hidden'}}'>
+                <div class="selected-posts {{unless multiSelect "hidden"}}">
                   {{selected-posts
                     selectedPostsCount=selectedPostsCount
                     canSelectAll=canSelectAll
@@ -375,7 +375,7 @@
               {{/if}}
 
               {{plugin-outlet name="topic-above-suggested" args=(hash model=model)}}
-              <div class="{{if model.relatedMessages.length 'related-messages-wrapper'}} {{if model.suggestedTopics.length 'suggested-topics-wrapper'}}">
+              <div class="{{if model.relatedMessages.length "related-messages-wrapper"}} {{if model.suggestedTopics.length "suggested-topics-wrapper"}}">
                 {{#if model.relatedMessages.length}}
                   {{related-messages topic=model}}
                 {{/if}}
diff --git a/app/assets/javascripts/discourse/templates/unknown.hbs b/app/assets/javascripts/discourse/templates/unknown.hbs
index 5ff548e033f..168cdc06d56 100644
--- a/app/assets/javascripts/discourse/templates/unknown.hbs
+++ b/app/assets/javascripts/discourse/templates/unknown.hbs
@@ -1,3 +1,3 @@
-<div class='container'>
+<div class="container">
   {{html-safe model}}
 </div>
diff --git a/app/assets/javascripts/discourse/templates/user-invited-show.hbs b/app/assets/javascripts/discourse/templates/user-invited-show.hbs
index fde0c262271..30aa8488247 100644
--- a/app/assets/javascripts/discourse/templates/user-invited-show.hbs
+++ b/app/assets/javascripts/discourse/templates/user-invited-show.hbs
@@ -2,14 +2,14 @@
   {{#if canInviteToForum}}
     {{#load-more class="user-content" selector=".user-invite-list tr" action=(action "loadMore")}}
       <section>
-        <h2>{{i18n 'user.invited.title'}}</h2>
+        <h2>{{i18n "user.invited.title"}}</h2>
 
         {{#if model.can_see_invite_details}}
-          <div class='admin-controls'>
+          <div class="admin-controls">
             <nav>
               <ul class="nav nav-pills">
-                {{nav-item route='userInvited.show' routeParam='pending' i18nLabel=pendingLabel}}
-                {{nav-item route='userInvited.show' routeParam='redeemed' i18nLabel=redeemedLabel}}
+                {{nav-item route="userInvited.show" routeParam="pending" i18nLabel=pendingLabel}}
+                {{nav-item route="userInvited.show" routeParam="redeemed" i18nLabel=redeemedLabel}}
               </ul>
             </nav>
 
@@ -21,12 +21,12 @@
               {{/if}}
               {{#if showBulkActionButtons}}
                 {{#if rescindedAll}}
-                  {{i18n 'user.invited.rescinded_all'}}
+                  {{i18n "user.invited.rescinded_all"}}
                 {{else}}
                   {{d-button icon="times" action=(action "rescindAll") label="user.invited.rescind_all"}}
                 {{/if}}
                 {{#if reinvitedAll}}
-                  {{i18n 'user.invited.reinvited_all'}}
+                  {{i18n "user.invited.reinvited_all"}}
                 {{else}}
                   {{d-button icon="sync" action=(action "reinviteAll") label="user.invited.reinvite_all"}}
                 {{/if}}
@@ -42,30 +42,30 @@
         {{/if}}
 
         {{#if model.invites}}
-          <table class='table user-invite-list'>
+          <table class="table user-invite-list">
             <tbody>
               <tr>
                 {{#if inviteRedeemed}}
-                  <th>{{i18n 'user.invited.user'}}</th>
-                  <th>{{i18n 'user.invited.redeemed_at'}}</th>
+                  <th>{{i18n "user.invited.user"}}</th>
+                  <th>{{i18n "user.invited.redeemed_at"}}</th>
                   {{#if model.can_see_invite_details}}
-                    <th>{{i18n 'user.last_seen'}}</th>
-                    <th>{{i18n 'user.invited.topics_entered'}}</th>
-                    <th>{{i18n 'user.invited.posts_read_count'}}</th>
-                    <th>{{i18n 'user.invited.time_read'}}</th>
-                    <th>{{i18n 'user.invited.days_visited'}}</th>
+                    <th>{{i18n "user.last_seen"}}</th>
+                    <th>{{i18n "user.invited.topics_entered"}}</th>
+                    <th>{{i18n "user.invited.posts_read_count"}}</th>
+                    <th>{{i18n "user.invited.time_read"}}</th>
+                    <th>{{i18n "user.invited.days_visited"}}</th>
                   {{/if}}
                 {{else}}
-                  <th colspan="1">{{i18n 'user.invited.user'}}</th>
-                  <th colspan="6">{{i18n 'user.invited.sent'}}</th>
+                  <th colspan="1">{{i18n "user.invited.user"}}</th>
+                  <th colspan="6">{{i18n "user.invited.sent"}}</th>
                 {{/if}}
               </tr>
               {{#each model.invites as |invite|}}
                 <tr>
                   {{#if invite.user}}
                     <td>
-                      {{#link-to 'user' invite.user}}{{avatar invite.user imageSize="tiny"}}{{/link-to}}
-                      {{#link-to 'user' invite.user}}{{invite.user.username}}{{/link-to}}
+                      {{#link-to "user" invite.user}}{{avatar invite.user imageSize="tiny"}}{{/link-to}}
+                      {{#link-to "user" invite.user}}{{invite.user.username}}{{/link-to}}
                     </td>
                     <td>{{format-date invite.redeemed_at}}</td>
                     {{#if model.can_see_invite_details}}
@@ -74,9 +74,9 @@
                       <td>{{number invite.user.posts_read_count}}</td>
                       <td>{{format-duration invite.user.time_read}}</td>
                       <td>
-                        <span title={{i18n 'user.invited.days_visited'}}>{{html-safe invite.user.days_visited}}</span>
+                        <span title={{i18n "user.invited.days_visited"}}>{{html-safe invite.user.days_visited}}</span>
                           /
-                        <span title={{i18n 'user.invited.account_age_days'}}>{{html-safe invite.user.days_since_created}}</span>
+                        <span title={{i18n "user.invited.account_age_days"}}>{{html-safe invite.user.days_since_created}}</span>
                       </td>
                     {{/if}}
                   {{else}}
@@ -84,17 +84,17 @@
                     <td>{{format-date invite.updated_at}}</td>
                     <td>
                       {{#if invite.expired}}
-                        <div>{{i18n 'user.invited.expired'}}</div>
+                        <div>{{i18n "user.invited.expired"}}</div>
                       {{/if}}
                       {{#if invite.rescinded}}
-                        {{i18n 'user.invited.rescinded'}}
+                        {{i18n "user.invited.rescinded"}}
                       {{else}}
                         {{d-button icon="times" action=(action "rescind") actionParam=invite label="user.invited.rescind"}}
                       {{/if}}
                     </td>
                     <td>
                       {{#if invite.reinvited}}
-                        <div>{{i18n 'user.invited.reinvited'}}</div>
+                        <div>{{i18n "user.invited.reinvited"}}</div>
                       {{else}}
                         {{d-button icon="sync" action=(action "reinvite") actionParam=invite label="user.invited.reinvite"}}
                       {{/if}}
@@ -109,9 +109,9 @@
         {{else}}
           <div class="user-invite-none">
             {{#if canBulkInvite}}
-              {{html-safe (i18n 'user.invited.bulk_invite.none')}}
+              {{html-safe (i18n "user.invited.bulk_invite.none")}}
             {{else}}
-              {{i18n 'user.invited.none'}}
+              {{i18n "user.invited.none"}}
             {{/if}}
           </div>
         {{/if}}
diff --git a/app/assets/javascripts/discourse/templates/user-private-messages-tags.hbs b/app/assets/javascripts/discourse/templates/user-private-messages-tags.hbs
index 5c331cac169..68c054b801b 100644
--- a/app/assets/javascripts/discourse/templates/user-private-messages-tags.hbs
+++ b/app/assets/javascripts/discourse/templates/user-private-messages-tags.hbs
@@ -4,14 +4,14 @@
   </div>
 </div>
 
-<div class='tag-sort-options'>
+<div class="tag-sort-options">
   {{i18n "tagging.sort_by"}}
-  <span class="tag-sort-count {{if sortedByCount 'active'}}">
+  <span class="tag-sort-count {{if sortedByCount "active"}}">
     <a href {{action "sortByCount"}}>
       {{i18n "tagging.sort_by_count"}}
     </a>
   </span>
-  <span class="tag-sort-name {{if sortedByName 'active'}}">
+  <span class="tag-sort-name {{if sortedByName "active"}}">
     <a href {{action "sortById"}}>
       {{i18n "tagging.sort_by_name"}}
     </a>
diff --git a/app/assets/javascripts/discourse/templates/user.hbs b/app/assets/javascripts/discourse/templates/user.hbs
index 59334e9ded0..9290b1d8327 100644
--- a/app/assets/javascripts/discourse/templates/user.hbs
+++ b/app/assets/javascripts/discourse/templates/user.hbs
@@ -1,53 +1,53 @@
-{{plugin-outlet name="above-user-profile" tagName='' args=(hash model=model)}}
-<div class="container {{if viewingSelf 'viewing-self'}}">
+{{plugin-outlet name="above-user-profile" tagName="" args=(hash model=model)}}
+<div class="container {{if viewingSelf "viewing-self"}}">
   {{#d-section class="user-main"}}
-    <section class="{{if collapsedInfo 'collapsed-info'}} about {{if hasProfileBackgroundUrl 'has-background' 'no-background'}}" >
+    <section class="{{if collapsedInfo "collapsed-info"}} about {{if hasProfileBackgroundUrl "has-background" "no-background"}}" >
       {{#unless collapsedInfo}}
         {{#if showStaffCounters}}
-          <div class='staff-counters'>
+          <div class="staff-counters">
             {{#if model.number_of_flags_given}}
-              <div><span class="helpful-flags">{{model.number_of_flags_given}}</span>{{i18n 'user.staff_counters.flags_given'}}</div>
+              <div><span class="helpful-flags">{{model.number_of_flags_given}}</span>{{i18n "user.staff_counters.flags_given"}}</div>
             {{/if}}
             {{#if model.number_of_flagged_posts}}
               <div>
-                {{#link-to 'review' (query-params username=model.username status='all' type='ReviewableFlaggedPost')}}
-                  <span class="flagged-posts">{{model.number_of_flagged_posts}}</span>{{i18n 'user.staff_counters.flagged_posts'}}
+                {{#link-to "review" (query-params username=model.username status="all" type="ReviewableFlaggedPost")}}
+                  <span class="flagged-posts">{{model.number_of_flagged_posts}}</span>{{i18n "user.staff_counters.flagged_posts"}}
                 {{/link-to}}
               </div>
             {{/if}}
             {{#if model.number_of_rejected_posts}}
               <div>
-                {{#link-to 'review' (query-params username=model.username status='rejected' type='ReviewableQueuedPost')}}
-                  <span class="flagged-posts">{{model.number_of_rejected_posts}}</span>{{i18n 'user.staff_counters.rejected_posts'}}
+                {{#link-to "review" (query-params username=model.username status="rejected" type="ReviewableQueuedPost")}}
+                  <span class="flagged-posts">{{model.number_of_rejected_posts}}</span>{{i18n "user.staff_counters.rejected_posts"}}
                 {{/link-to}}
               </div>
             {{/if}}
 
             {{#if model.number_of_deleted_posts}}
               <div>
-                {{#link-to 'user.deletedPosts' model}}
-                  <span class="deleted-posts">{{model.number_of_deleted_posts}}</span>{{i18n 'user.staff_counters.deleted_posts'}}
+                {{#link-to "user.deletedPosts" model}}
+                  <span class="deleted-posts">{{model.number_of_deleted_posts}}</span>{{i18n "user.staff_counters.deleted_posts"}}
                 {{/link-to}}
               </div>
             {{/if}}
             {{#if model.number_of_suspensions}}
               <div>
                 <a href {{action "showSuspensions"}}>
-                  <span class="suspensions">{{model.number_of_suspensions}}</span>{{i18n 'user.staff_counters.suspensions'}}
+                  <span class="suspensions">{{model.number_of_suspensions}}</span>{{i18n "user.staff_counters.suspensions"}}
                 </a>
               </div>
             {{/if}}
             {{#if model.warnings_received_count}}
-              <div><span class="warnings-received">{{model.warnings_received_count}}</span>{{i18n 'user.staff_counters.warnings_received'}}</div>
+              <div><span class="warnings-received">{{model.warnings_received_count}}</span>{{i18n "user.staff_counters.warnings_received"}}</div>
             {{/if}}
           </div>
         {{/if}}
         <div class="user-profile-image" style={{model.profileBackgroundUrl}}></div>
       {{/unless}}
-      <div class='details'>
-        <div class='primary'>
+      <div class="details">
+        <div class="primary">
           {{user-profile-avatar user=model tagName=""}}
-          <section class='controls'>
+          <section class="controls">
             <ul>
               {{#if model.can_send_private_message_to_user}}
                 <li>
@@ -67,7 +67,7 @@
                 </li>
               {{/if}}
               {{#if currentUser.staff}}
-                <li><a href={{model.adminPath}} class="btn btn-default">{{d-icon "wrench"}}{{i18n 'admin.user.show_admin_profile'}}</a></li>
+                <li><a href={{model.adminPath}} class="btn btn-default">{{d-icon "wrench"}}{{i18n "admin.user.show_admin_profile"}}</a></li>
               {{/if}}
               {{plugin-outlet name="user-profile-controls"
                               tagName=""
@@ -78,11 +78,11 @@
                 <li>
                   {{#if collapsedInfo}}
                     <a {{action "expandProfile"}} href class="btn btn-default">
-                      {{d-icon "angle-double-down"}} {{i18n 'user.expand_profile'}}
+                      {{d-icon "angle-double-down"}} {{i18n "user.expand_profile"}}
                     </a>
                   {{else}}
                     <a {{action "collapseProfile"}} href class="btn btn-default">
-                      {{d-icon "angle-double-up"}} {{i18n 'user.collapse_profile'}}
+                      {{d-icon "angle-double-up"}} {{i18n "user.collapse_profile"}}
                     </a>
                   {{/if}}
                 </li>
@@ -95,7 +95,7 @@
               <h1 class={{if nameFirst "full-name" "username"}}>{{if nameFirst model.name (format-username model.username)}} {{user-status model currentUser=currentUser}}</h1>
               <h2 class={{if nameFirst "username" "full-name"}}>{{#if nameFirst}}{{model.username}}{{else}}{{model.name}}{{/if}}</h2>
               {{#if model.staged}}
-                <h2 class="staged">{{i18n 'user.staged'}}</h2>
+                <h2 class="staged">{{i18n "user.staged"}}</h2>
               {{/if}}
               {{#if model.title}}
                 <h3>{{model.title}}</h3>
@@ -105,7 +105,7 @@
 
             {{#if showFeaturedTopic}}
               <h3 class="featured-topic">
-                <span>{{i18n 'user.featured_topic'}}</span>
+                <span>{{i18n "user.featured_topic"}}</span>
                 {{#link-to "topic" model.featured_topic.slug model.featured_topic.id}}{{html-safe (replace-emoji model.featured_topic.fancy_title)}}{{/link-to}}
               </h3>
             {{/if}}
diff --git a/app/assets/javascripts/discourse/templates/user/activity.hbs b/app/assets/javascripts/discourse/templates/user/activity.hbs
index 809b8a16295..15ac59b652c 100644
--- a/app/assets/javascripts/discourse/templates/user/activity.hbs
+++ b/app/assets/javascripts/discourse/templates/user/activity.hbs
@@ -1,45 +1,45 @@
 {{#d-section pageClass="user-activity" class="user-secondary-navigation" scrollTop="false"}}
-  {{#mobile-nav class='activity-nav' desktopClass='action-list activity-list nav-stacked' currentPath=router._router.currentPath}}
+  {{#mobile-nav class="activity-nav" desktopClass="action-list activity-list nav-stacked" currentPath=router._router.currentPath}}
     <li>
-      {{#link-to 'userActivity.index'}}{{i18n 'user.filters.all'}}{{/link-to}}
+      {{#link-to "userActivity.index"}}{{i18n "user.filters.all"}}{{/link-to}}
     </li>
     <li>
-      {{#link-to 'userActivity.topics'}}{{i18n 'user_action_groups.4'}}{{/link-to}}
+      {{#link-to "userActivity.topics"}}{{i18n "user_action_groups.4"}}{{/link-to}}
     </li>
     <li>
-      {{#link-to 'userActivity.replies'}}{{i18n 'user_action_groups.5'}}{{/link-to}}
+      {{#link-to "userActivity.replies"}}{{i18n "user_action_groups.5"}}{{/link-to}}
     </li>
     {{#if user.showDrafts}}
       <li>
-        {{#link-to 'userActivity.drafts'}}{{i18n 'user_action_groups.15'}}{{/link-to}}
+        {{#link-to "userActivity.drafts"}}{{i18n "user_action_groups.15"}}{{/link-to}}
       </li>
     {{/if}}
     <li>
-      {{#link-to 'userActivity.likesGiven'}}{{i18n 'user_action_groups.1'}}{{/link-to}}
+      {{#link-to "userActivity.likesGiven"}}{{i18n "user_action_groups.1"}}{{/link-to}}
     </li>
     {{#if user.showBookmarks}}
       {{#if bookmarksWithRemindersEnabled}}
         <li>
-          {{#link-to 'userActivity.bookmarksWithReminders'}}{{i18n 'user_action_groups.3'}}{{/link-to}}
+          {{#link-to "userActivity.bookmarksWithReminders"}}{{i18n "user_action_groups.3"}}{{/link-to}}
         </li>
       {{else}}
         <li>
-          {{#link-to 'userActivity.bookmarks'}}{{i18n 'user_action_groups.3'}}{{/link-to}}
+          {{#link-to "userActivity.bookmarks"}}{{i18n "user_action_groups.3"}}{{/link-to}}
         </li>
       {{/if}}
     {{/if}}
     {{plugin-outlet
       name="user-activity-bottom"
-      connectorTagName='li'
+      connectorTagName="li"
       args=(hash model=model)
     }}
   {{/mobile-nav}}
 {{/d-section}}
 {{#if canDownloadPosts}}
-  <section class='user-additional-controls'>
+  <section class="user-additional-controls">
     {{d-button action=(action "exportUserArchive") class="btn-default" label="user.download_archive.button_text" icon="download"}}
   </section>
 {{/if}}
-<section class='user-content'>
+<section class="user-content">
   {{outlet}}
 </section>
diff --git a/app/assets/javascripts/discourse/templates/user/bookmarks.hbs b/app/assets/javascripts/discourse/templates/user/bookmarks.hbs
index 75e5b2ce10d..fd6a5c5d1a1 100644
--- a/app/assets/javascripts/discourse/templates/user/bookmarks.hbs
+++ b/app/assets/javascripts/discourse/templates/user/bookmarks.hbs
@@ -1,5 +1,5 @@
 {{#if noContent}}
-  <div class='alert alert-info'>{{noResultsHelp}}</div>
+  <div class="alert alert-info">{{noResultsHelp}}</div>
 {{else}}
   {{#conditional-loading-spinner condition=loading}}
     {{#load-more selector=".bookmark-list tr" action=(action "loadMore")}}
diff --git a/app/assets/javascripts/discourse/templates/user/messages.hbs b/app/assets/javascripts/discourse/templates/user/messages.hbs
index 64e8d535494..41c19141fda 100644
--- a/app/assets/javascripts/discourse/templates/user/messages.hbs
+++ b/app/assets/javascripts/discourse/templates/user/messages.hbs
@@ -5,34 +5,34 @@
     {{/if}}
   {{/unless}}
 
-  {{#mobile-nav class='messages-nav' desktopClass='nav-stacked action-list' currentPath=currentPath}}
+  {{#mobile-nav class="messages-nav" desktopClass="nav-stacked action-list" currentPath=currentPath}}
     <li class="noGlyph">
-      {{#link-to 'userPrivateMessages.index' model}}
-        {{i18n 'user.messages.inbox'}}
+      {{#link-to "userPrivateMessages.index" model}}
+        {{i18n "user.messages.inbox"}}
       {{/link-to}}
     </li>
     <li class="noGlyph">
-      {{#link-to 'userPrivateMessages.sent' model}}
-        {{i18n 'user.messages.sent'}}
+      {{#link-to "userPrivateMessages.sent" model}}
+        {{i18n "user.messages.sent"}}
       {{/link-to}}
     </li>
     <li class="noGlyph">
-      {{#link-to 'userPrivateMessages.archive' model}}
-        {{i18n 'user.messages.archive'}}
+      {{#link-to "userPrivateMessages.archive" model}}
+        {{i18n "user.messages.archive"}}
       {{/link-to}}
     </li>
-    {{plugin-outlet name="user-messages-nav" connectorTagName='li' args=(hash model=model)}}
+    {{plugin-outlet name="user-messages-nav" connectorTagName="li" args=(hash model=model)}}
     {{#each model.groups as |group|}}
       {{#if group.has_messages}}
         <li>
-          {{#link-to 'userPrivateMessages.group' group.name}}
+          {{#link-to "userPrivateMessages.group" group.name}}
             {{d-icon "users"}}
             {{capitalize-string group.name}}
           {{/link-to}}
         </li>
-        <li class='archive'>
-          {{#link-to 'userPrivateMessages.groupArchive' group.name}}
-            {{i18n 'user.messages.archive'}}
+        <li class="archive">
+          {{#link-to "userPrivateMessages.groupArchive" group.name}}
+            {{i18n "user.messages.archive"}}
           {{/link-to}}
         </li>
       {{/if}}
@@ -40,13 +40,13 @@
 
     {{#if pmTaggingEnabled}}
       <li class="noGlyph">
-        {{#link-to 'userPrivateMessages.tags' model}}
-          {{i18n 'user.messages.tags'}}
+        {{#link-to "userPrivateMessages.tags" model}}
+          {{i18n "user.messages.tags"}}
         {{/link-to}}
       </li>
       {{#if tagId}}
         <li class="archive">
-          {{#link-to 'userPrivateMessages.tagsShow' tagId}}
+          {{#link-to "userPrivateMessages.tagsShow" tagId}}
             {{tagId}}
           {{/link-to}}
         </li>
@@ -55,7 +55,7 @@
   {{/mobile-nav}}
 {{/d-section}}
 
-<section class='user-content'>
+<section class="user-content">
   <div class="list-actions">
     {{#unless site.mobileView}}
       {{#if showToggleBulkSelect}}
diff --git a/app/assets/javascripts/discourse/templates/user/notifications-index.hbs b/app/assets/javascripts/discourse/templates/user/notifications-index.hbs
index 875153c437c..a44a96e8d98 100644
--- a/app/assets/javascripts/discourse/templates/user/notifications-index.hbs
+++ b/app/assets/javascripts/discourse/templates/user/notifications-index.hbs
@@ -1,9 +1,9 @@
 {{#if model.error}}
   <div class="item error">
     {{#if model.forbidden}}
-      {{i18n 'errors.reasons.forbidden'}}
+      {{i18n "errors.reasons.forbidden"}}
     {{else}}
-      {{i18n 'errors.desc.unknown'}}
+      {{i18n "errors.desc.unknown"}}
     {{/if}}
   </div>
 {{/if}}
@@ -12,5 +12,5 @@
   {{user-notifications-large notifications=model}}
   {{conditional-loading-spinner condition=loading}}
 {{else}}
-  <div class='alert alert-info'>{{i18n 'notifications.empty'}}</div>
+  <div class="alert alert-info">{{i18n "notifications.empty"}}</div>
 {{/if}}
diff --git a/app/assets/javascripts/discourse/templates/user/notifications.hbs b/app/assets/javascripts/discourse/templates/user/notifications.hbs
index 2db8a547846..5a79a5f4c8a 100644
--- a/app/assets/javascripts/discourse/templates/user/notifications.hbs
+++ b/app/assets/javascripts/discourse/templates/user/notifications.hbs
@@ -1,30 +1,30 @@
 {{#d-section pageClass="user-notifications" class="user-secondary-navigation"}}
-  {{#mobile-nav class='notifications-nav' desktopClass='notification-list action-list nav-stacked' currentPath=currentPath}}
+  {{#mobile-nav class="notifications-nav" desktopClass="notification-list action-list nav-stacked" currentPath=currentPath}}
     <li>
-      {{#link-to 'userNotifications.index'}}
-        {{i18n 'user.filters.all'}}
+      {{#link-to "userNotifications.index"}}
+        {{i18n "user.filters.all"}}
       {{/link-to}}
     </li>
     <li>
-      {{#link-to 'userNotifications.responses'}}
-        {{i18n 'user_action_groups.6'}}
+      {{#link-to "userNotifications.responses"}}
+        {{i18n "user_action_groups.6"}}
       {{/link-to}}
     </li>
     <li>
-      {{#link-to 'userNotifications.likesReceived'}}
-        {{i18n 'user_action_groups.2'}}
+      {{#link-to "userNotifications.likesReceived"}}
+        {{i18n "user_action_groups.2"}}
       {{/link-to}}
     </li>
     {{#if siteSettings.enable_mentions}}
       <li>
-        {{#link-to 'userNotifications.mentions'}}
-          {{i18n 'user_action_groups.7'}}
+        {{#link-to "userNotifications.mentions"}}
+          {{i18n "user_action_groups.7"}}
         {{/link-to}}
       </li>
     {{/if}}
     <li>
-      {{#link-to 'userNotifications.edits'}}
-        {{i18n 'user_action_groups.11'}}
+      {{#link-to "userNotifications.edits"}}
+        {{i18n "user_action_groups.11"}}
       {{/link-to}}
     </li>
   {{/mobile-nav}}
@@ -34,17 +34,17 @@
 {{#if model}}
   <section class="user-additional-controls">
     {{d-button
-      title='user.dismiss_notifications_tooltip'
-      class='btn btn-default dismiss-notifications'
+      title="user.dismiss_notifications_tooltip"
+      class="btn btn-default dismiss-notifications"
       action=(action "resetNew")
-      label='user.dismiss_notifications'
-      icon='check'
+      label="user.dismiss_notifications"
+      icon="check"
       disabled=allNotificationsRead
     }}
   </section>
 {{/if}}
 
-<section class='user-content'>
+<section class="user-content">
   {{#load-more class="notification-history user-stream" selector=".user-stream .notification" action=(action "loadMore")}}
     {{outlet}}
     {{conditional-loading-spinner condition=model.loadingMore}}
diff --git a/app/assets/javascripts/discourse/templates/user/profile-hidden.hbs b/app/assets/javascripts/discourse/templates/user/profile-hidden.hbs
index 680e87157d5..be9cdd5de78 100644
--- a/app/assets/javascripts/discourse/templates/user/profile-hidden.hbs
+++ b/app/assets/javascripts/discourse/templates/user/profile-hidden.hbs
@@ -1 +1 @@
-<p class='user-profile-hidden'>{{i18n "user.profile_hidden"}}</p>
+<p class="user-profile-hidden">{{i18n "user.profile_hidden"}}</p>
diff --git a/app/assets/javascripts/discourse/templates/user/stream.hbs b/app/assets/javascripts/discourse/templates/user/stream.hbs
index de791d9420f..5ee2929a641 100644
--- a/app/assets/javascripts/discourse/templates/user/stream.hbs
+++ b/app/assets/javascripts/discourse/templates/user/stream.hbs
@@ -1,4 +1,4 @@
 {{#if model.noContent}}
-  <div class='alert alert-info'>{{html-safe model.noContentHelp}}</div>
+  <div class="alert alert-info">{{html-safe model.noContentHelp}}</div>
 {{/if}}
 {{user-stream stream=model}}
diff --git a/app/assets/javascripts/discourse/templates/user/summary.hbs b/app/assets/javascripts/discourse/templates/user/summary.hbs
index d28017469db..ddd89595c52 100644
--- a/app/assets/javascripts/discourse/templates/user/summary.hbs
+++ b/app/assets/javascripts/discourse/templates/user/summary.hbs
@@ -1,7 +1,7 @@
 {{#d-section pageClass="user-summary" tagName=""}}
   <div class="user-content">
-    <div class='top-section stats-section'>
-      <h3 class='stats-title'>{{i18n "user.summary.stats"}}</h3>
+    <div class="top-section stats-section">
+      <h3 class="stats-title">{{i18n "user.summary.stats"}}</h3>
       <ul>
         <li>
           {{user-stat value=model.days_visited label="user.summary.days_visited"}}
@@ -21,24 +21,24 @@
           {{user-stat value=model.posts_read_count label="user.summary.posts_read"}}
         </li>
         <li class="linked-stat">
-          {{#link-to 'userActivity.likesGiven'}}
+          {{#link-to "userActivity.likesGiven"}}
             {{user-stat value=model.likes_given icon="heart" label="user.summary.likes_given"}}
           {{/link-to}}
         </li>
         {{#if model.bookmark_count}}
           <li class="linked-stat">
-            {{#link-to 'userActivity.bookmarks'}}
+            {{#link-to "userActivity.bookmarks"}}
               {{user-stat value=model.bookmark_count label="user.summary.bookmark_count"}}
             {{/link-to}}
           </li>
         {{/if}}
         <li class="linked-stat">
-          {{#link-to 'userActivity.topics'}}
+          {{#link-to "userActivity.topics"}}
             {{user-stat value=model.topic_count label="user.summary.topic_count"}}
           {{/link-to}}
         </li>
         <li class="linked-stat">
-          {{#link-to 'userActivity.replies'}}
+          {{#link-to "userActivity.replies"}}
             {{user-stat value=model.post_count label="user.summary.post_count"}}
           {{/link-to}}
         </li>
@@ -49,7 +49,7 @@
       </ul>
     </div>
 
-    <div class='top-section'>
+    <div class="top-section">
       {{#user-summary-section title="top_replies" class="replies-section pull-left"}}
         {{#user-summary-topics-list type="replies" items=model.replies user=user as |reply|}}
           {{user-summary-topic
@@ -71,7 +71,7 @@
       {{/user-summary-section}}
     </div>
 
-    <div class='top-section'>
+    <div class="top-section">
       {{#user-summary-section title="top_links" class="links-section pull-left"}}
         {{#if model.links.length}}
           <ul>
@@ -103,7 +103,7 @@
       {{/user-summary-section}}
     </div>
 
-    <div class='top-section most-liked-section'>
+    <div class="top-section most-liked-section">
       {{#user-summary-section title="most_liked_by" class="summary-user-list liked-by-section pull-left"}}
         {{#user-summary-users-list none="no_likes" users=model.most_liked_by_users as |user|}}
           {{user-summary-user user=user icon="heart" countClass="likes"}}
@@ -118,13 +118,13 @@
     </div>
 
     {{#if model.top_categories.length}}
-      <div class='top-section top-categories-section'>
+      <div class="top-section top-categories-section">
         {{#user-summary-section title="top_categories" class="summary-category-list pull-left"}}
           <table>
             <thead>
               <th class="category-link"></th>
-              <th class='topic-count'>{{i18n "user.summary.topics"}}</th>
-              <th class='reply-count'>{{i18n "user.summary.replies"}}</th>
+              <th class="topic-count">{{i18n "user.summary.topics"}}</th>
+              <th class="reply-count">{{i18n "user.summary.replies"}}</th>
             </thead>
             <tbody>
               {{#each model.top_categories as |category|}}
@@ -132,10 +132,10 @@
                   <td class="category-link">
                     {{category-link category allowUncategorized="true" hideParent=false}}
                   </td>
-                  <td class='topic-count'>
+                  <td class="topic-count">
                     {{user-summary-category-search user=user category=category count=category.topic_count}}
                   </td>
-                  <td class='reply-count'>
+                  <td class="reply-count">
                     {{user-summary-category-search user=user category=category count=category.post_count}}
                   </td>
                 </tr>
@@ -147,8 +147,8 @@
     {{/if}}
 
     {{#if siteSettings.enable_badges}}
-      <div class='top-section badges-section'>
-        <h3 class='stats-title'>{{i18n "user.summary.top_badges"}}</h3>
+      <div class="top-section badges-section">
+        <h3 class="stats-title">{{i18n "user.summary.top_badges"}}</h3>
         {{#each model.badges as |badge|}}
           {{badge-card badge=badge count=badge.count username=user.username_lower}}
         {{else}}
diff --git a/app/assets/javascripts/discourse/templates/users.hbs b/app/assets/javascripts/discourse/templates/users.hbs
index 35e1f5d19bd..cdb85f24de5 100644
--- a/app/assets/javascripts/discourse/templates/users.hbs
+++ b/app/assets/javascripts/discourse/templates/users.hbs
@@ -1,13 +1,13 @@
 {{#d-section pageClass="users"}}
   {{#load-more selector=".directory tbody tr" action=(action "loadMore")}}
     <div class="container">
-      <div class='users-directory directory'>
-        {{plugin-outlet name="users-top" connectorTagName='div' args=(hash model=model)}}
-        <div class='directory-controls'>
-          <div class='period-controls'>
+      <div class="users-directory directory">
+        {{plugin-outlet name="users-top" connectorTagName="div" args=(hash model=model)}}
+        <div class="directory-controls">
+          <div class="period-controls">
             {{period-chooser period=period onChange=(action (mut period)) fullDay=false}}
             {{#if lastUpdatedAt}}
-              <div class='directory-last-updated'>
+              <div class="directory-last-updated">
                 {{i18n "directory.last_updated"}}
                 {{lastUpdatedAt}}
               </div>
@@ -42,7 +42,7 @@
 
             {{conditional-loading-spinner condition=model.loadingMore}}
           {{else}}
-            <div class='clearfix'></div>
+            <div class="clearfix"></div>
             <p>{{i18n "directory.no_results"}}</p>
           {{/if}}
         {{/conditional-loading-spinner}}
diff --git a/app/assets/javascripts/select-kit/templates/components/multi-select/selected-category.hbs b/app/assets/javascripts/select-kit/templates/components/multi-select/selected-category.hbs
index 1eb83f00509..dd729183a8b 100644
--- a/app/assets/javascripts/select-kit/templates/components/multi-select/selected-category.hbs
+++ b/app/assets/javascripts/select-kit/templates/components/multi-select/selected-category.hbs
@@ -1,4 +1,4 @@
 <div class="body">
   {{badge}}
-  {{d-icon 'times'}}
+  {{d-icon "times"}}
 </div>
diff --git a/app/assets/javascripts/wizard/templates/application.hbs b/app/assets/javascripts/wizard/templates/application.hbs
index 0f99c338ba3..93ff41a8605 100644
--- a/app/assets/javascripts/wizard/templates/application.hbs
+++ b/app/assets/javascripts/wizard/templates/application.hbs
@@ -2,11 +2,11 @@
   {{wizard-canvas}}
 {{/if}}
 
-<div class='wizard-column'>
-  <div class='wizard-column-contents'>
+<div class="wizard-column">
+  <div class="wizard-column-contents">
     {{outlet}}
   </div>
-  <div class='wizard-footer'>
-    <div class='discourse-logo'></div>
+  <div class="wizard-footer">
+    <div class="discourse-logo"></div>
   </div>
 </div>
diff --git a/app/assets/javascripts/wizard/templates/components/invite-list-user.hbs b/app/assets/javascripts/wizard/templates/components/invite-list-user.hbs
index 0c4c88a27b0..15c822bcf15 100644
--- a/app/assets/javascripts/wizard/templates/components/invite-list-user.hbs
+++ b/app/assets/javascripts/wizard/templates/components/invite-list-user.hbs
@@ -1,5 +1,5 @@
-<span class='email'>{{user.email}}</span>
-<span class='role'>{{roleName}}</span>
+<span class="email">{{user.email}}</span>
+<span class="role">{{roleName}}</span>
 
 <button class="wizard-btn small danger remove-user" {{action removeUser user}}>
   {{d-icon "times"}}
diff --git a/app/assets/javascripts/wizard/templates/components/invite-list.hbs b/app/assets/javascripts/wizard/templates/components/invite-list.hbs
index 95739573ee3..1c6f7806844 100644
--- a/app/assets/javascripts/wizard/templates/components/invite-list.hbs
+++ b/app/assets/javascripts/wizard/templates/components/invite-list.hbs
@@ -8,7 +8,7 @@
 {{/if}}
 
 <div class="new-user">
-  <div class="text-field {{if invalid 'invalid'}}">
+  <div class="text-field {{if invalid "invalid"}}">
     {{input class="invite-email wizard-focusable" value=inviteEmail placeholder="user@example.com" tabindex="9"}}
   </div>
 
diff --git a/app/assets/javascripts/wizard/templates/components/radio-button.hbs b/app/assets/javascripts/wizard/templates/components/radio-button.hbs
index c3a82790bee..cdd4756b35f 100644
--- a/app/assets/javascripts/wizard/templates/components/radio-button.hbs
+++ b/app/assets/javascripts/wizard/templates/components/radio-button.hbs
@@ -1,17 +1,17 @@
-<div class='radio-area'>
+<div class="radio-area">
   <input type="radio" name={{label}} tabindex="9">
-  <span class='radio-label'>
+  <span class="radio-label">
     {{#if icon}}
       {{d-icon icon}}
     {{/if}}
     {{label}}
   </span>
   {{#if extraLabel}}
-    <span class='extra-label'>
+    <span class="extra-label">
       {{html-safe extraLabel}}
     </span>
   {{/if}}
 </div>
-<div class='radio-description'>
+<div class="radio-description">
   {{description}}
 </div>
diff --git a/app/assets/javascripts/wizard/templates/components/staff-count.hbs b/app/assets/javascripts/wizard/templates/components/staff-count.hbs
index e8f6a1f2f13..d75d67fefe2 100644
--- a/app/assets/javascripts/wizard/templates/components/staff-count.hbs
+++ b/app/assets/javascripts/wizard/templates/components/staff-count.hbs
@@ -1,5 +1,5 @@
 {{#if showStaffCount}}
-  <div class='staff-count'>
+  <div class="staff-count">
     {{i18n "wizard.staff_count" count=field.value}}
   </div>
 {{/if}}
diff --git a/app/assets/javascripts/wizard/templates/components/wizard-field-image.hbs b/app/assets/javascripts/wizard/templates/components/wizard-field-image.hbs
index 7554473330e..a33d24443f3 100644
--- a/app/assets/javascripts/wizard/templates/components/wizard-field-image.hbs
+++ b/app/assets/javascripts/wizard/templates/components/wizard-field-image.hbs
@@ -2,7 +2,7 @@
   {{component previewComponent field=field fieldClass=fieldClass wizard=wizard}}
 {{/if}}
 
-<label class="wizard-btn wizard-btn-upload {{if uploading 'disabled'}}">
+<label class="wizard-btn wizard-btn-upload {{if uploading "disabled"}}">
   {{#if uploading}}
     {{i18n "wizard.uploading"}}
   {{else}}
diff --git a/app/assets/javascripts/wizard/templates/components/wizard-field.hbs b/app/assets/javascripts/wizard/templates/components/wizard-field.hbs
index 7510570b5da..86745dc9fec 100644
--- a/app/assets/javascripts/wizard/templates/components/wizard-field.hbs
+++ b/app/assets/javascripts/wizard/templates/components/wizard-field.hbs
@@ -1,15 +1,15 @@
 <label for={{field.id}}>
-  <span class='label-value'>{{field.label}}</span>
+  <span class="label-value">{{field.label}}</span>
 
   {{#if field.description}}
-    <div class='field-description'>{{html-safe field.description}}</div>
+    <div class="field-description">{{html-safe field.description}}</div>
   {{/if}}
 </label>
 
-<div class='input-area'>
+<div class="input-area">
   {{component inputComponentName field=field step=step fieldClass=fieldClass wizard=wizard}}
 </div>
 
 {{#if field.errorDescription}}
-  <div class='field-error-description'>{{html-safe field.errorDescription}}</div>
+  <div class="field-error-description">{{html-safe field.errorDescription}}</div>
 {{/if}}
diff --git a/app/assets/javascripts/wizard/templates/components/wizard-step.hbs b/app/assets/javascripts/wizard/templates/components/wizard-step.hbs
index 67f9b50e5f0..1f0b84a8574 100644
--- a/app/assets/javascripts/wizard/templates/components/wizard-step.hbs
+++ b/app/assets/javascripts/wizard/templates/components/wizard-step.hbs
@@ -1,6 +1,6 @@
-<div class='wizard-step-contents'>
+<div class="wizard-step-contents">
   {{#if step.title}}
-    <h1 class='wizard-step-title'>{{step.title}}</h1>
+    <h1 class="wizard-step-title">{{step.title}}</h1>
   {{/if}}
 
   <div class={{bannerAndDescriptionClass}}>
@@ -9,7 +9,7 @@
     {{/if}}
 
     {{#if step.description}}
-      <p class='wizard-step-description'>{{html-safe step.description}}</p>
+      <p class="wizard-step-description">{{html-safe step.description}}</p>
     {{/if}}
   </div>
 
@@ -20,39 +20,39 @@
   {{/wizard-step-form}}
 </div>
 
-<div class='wizard-step-footer'>
+<div class="wizard-step-footer">
 
-  <div class='wizard-progress'>
-    <div class='white'></div>
-    <div class='black' style={{barStyle}}></div>
-    <div class='screen'></div>
+  <div class="wizard-progress">
+    <div class="white"></div>
+    <div style={{barStyle}} class="black"></div>
+    <div class="screen"></div>
     <span>{{bound-i18n "wizard.step" current=step.displayIndex total=wizard.totalSteps}}</span>
   </div>
 
-  <div class='wizard-buttons'>
+  <div class="wizard-buttons">
     {{#if showQuitButton}}
-      <a href {{action "quit"}} class='action-link quit' tabindex="11">{{i18n "wizard.quit"}}</a>
+      <a href {{action "quit"}} tabindex="11" class="action-link quit">{{i18n "wizard.quit"}}</a>
     {{/if}}
 
     {{#if showFinishButton}}
-      <button class='wizard-btn finish' {{action "exitEarly"}} disabled={{saving}} tabindex="10">
+      <button {{action "exitEarly"}} disabled={{saving}} tabindex="10" class="wizard-btn finish">
         {{i18n "wizard.finish"}}
       </button>
     {{/if}}
 
     {{#if showBackButton}}
-      <a href {{action "backStep"}} class='action-link back' tabindex="11">{{i18n "wizard.back"}}</a>
+      <a href {{action "backStep"}} tabindex="11" class="action-link back">{{i18n "wizard.back"}}</a>
     {{/if}}
 
     {{#if showNextButton}}
-      <button class='wizard-btn next primary' {{action "nextStep"}} disabled={{saving}} tabindex="10">
+      <button {{action "nextStep"}} disabled={{saving}} tabindex="10" class="wizard-btn next primary">
         {{i18n "wizard.next"}}
         {{d-icon "chevron-right"}}
       </button>
     {{/if}}
 
     {{#if showDoneButton}}
-      <button class='wizard-btn done' {{action "quit"}} disabled={{saving}} tabindex="10">
+      <button {{action "quit"}} disabled={{saving}} tabindex="10" class="wizard-btn done">
         {{i18n "wizard.done"}}
       </button>
     {{/if}}