Improve admin page (#4121)

* Improve admin page

* Fix test

* Add spec

* Improve select style

config/locales/en.yml

@@ -185,6 +185,21 @@ en:
         desc_html: Display public timeline on landing page
         title: Timeline preview
       title: Site Settings
+    statuses:
+      back_to_account: Back to account page
+      batch:
+        delete: Delete
+        nsfw_off: NSFW OFF
+        nsfw_on: NSFW ON
+      execute: Execute
+      failed_to_execute: Failed to execute
+      media:
+        hide: Hide media
+        show: Show media
+        title: Media
+      no_media: No media
+      with_media: With media
+      title: Account statuses
     subscriptions:
       callback_url: Callback URL
       confirmed: Confirmed