[Redesign] First rough pass at new ObjectBoxView

Summary: Ref T8099. These are still in progress, but helps visualize the major UI changes before getting deep into the details.

Test Plan:
Visit basic dashboard, task, diff, and edit pages.

{F395806}

Reviewers: btrahan, epriestley

Reviewed By: epriestley

Subscribers: Korvin, epriestley

Maniphest Tasks: T8099

Differential Revision: https://secure.phabricator.com/D12757

src/applications/home/controller/PhabricatorHomeMainController.php

@@ -104,7 +104,6 @@ final class PhabricatorHomeMainController extends PhabricatorHomeController {
       $revision_panel = null;
     }
 
-    require_celerity_resource('homepage-panel-css');
     $home = phutil_tag(
       'div',
       array(