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.

lang/en/components.php

@@ -25,7 +25,6 @@ return [
     'images_deleted' => 'Images Deleted',
     'image_preview' => 'Image Preview',
     'image_upload_success' => 'Image uploaded successfully',
-    'image_upload_failure' => 'Image failed to upload',
     'image_update_success' => 'Image details successfully updated',
     'image_delete_success' => 'Image successfully deleted',
 

lang/en/entities.php

@@ -311,12 +311,12 @@ return [
     'attachments' => 'Attachments',
     'attachments_explain' => 'Upload some files or attach some links to display on your page. These are visible in the page sidebar.',
     'attachments_explain_instant_save' => 'Changes here are saved instantly.',
-    'attachments_items' => 'Attached Items',
     'attachments_upload' => 'Upload File',
     'attachments_link' => 'Attach Link',
+    'attachments_upload_drop' => 'Alternatively you can drag and drop a file here to upload it as an attachment.',
     'attachments_set_link' => 'Set Link',
     'attachments_delete' => 'Are you sure you want to delete this attachment?',
-    'attachments_dropzone' => 'Drop files or click here to attach a file',
+    'attachments_dropzone' => 'Drop files here to upload',
     'attachments_no_files' => 'No files have been uploaded',
     'attachments_explain_link' => 'You can attach a link if you\'d prefer not to upload a file. This can be a link to another page or a link to a file in the cloud.',
     'attachments_link_name' => 'Link Name',

lang/en/errors.php

@@ -53,6 +53,7 @@ return [
 
     // Attachments
     'attachment_not_found' => 'Attachment not found',
+    'attachment_upload_error' => 'An error occurred uploading the attachment file',
 
     // Pages
     'page_draft_autosave_fail' => 'Failed to save draft. Ensure you have internet connection before saving this page',