Updated attachments to work with new dropzone

- Fixes existing broken attachment edit tabs.
- Redesigns area to move away from old tabbed interface.
- Integrates new dropzone system, for both addition and edit.

resources/js/components/editor-toolbox.js

@@ -13,6 +13,10 @@ export class EditorToolbox extends Component {
 
         // Set the first tab as active on load
         this.setActiveTab(this.contentElements[0].dataset.tabContent);
+
+        setTimeout(() => {
+            this.setActiveTab('files', true);
+        }, 500);
     }
 
     setupListeners() {