Replace Ember app with Mithril app

js/lib/components/nav-item.js

@@ -0,0 +1,17 @@
+import Component from 'flarum/component'
+import icon from 'flarum/helpers/icon'
+
+export default class NavItem extends Component {
+  view() {
+    var active = NavItem.active(this.props);
+    return m('li'+(active ? '.active' : ''), m('a', {href: this.props.href, config: m.route}, [
+      icon(this.props.icon),
+      this.props.label, ' ',
+      m('span.count', this.props.badge)
+    ]))
+  }
+
+  static active(props) {
+    return typeof props.active !== 'undefined' ? props.active : m.route() === props.href;
+  }
+}