Conpherence CSS Widget Tweaks

Summary: Semi-decent pass at cleaning up the Conpherence dropdown and widgets. Will continue to update but have diff questions.

Test Plan: Testing Conpherence in my sb.

Reviewers: epriestley, btrahan

Reviewed By: epriestley

CC: aran, Korvin

Differential Revision: https://secure.phabricator.com/D6043

src/applications/conpherence/controller/ConpherenceViewController.php

@@ -104,7 +104,6 @@ final class ConpherenceViewController extends
   }
 
   private function renderHeaderPaneContent() {
-    require_celerity_resource('conpherence-header-pane-css');
     $conpherence = $this->getConpherence();
     $header = $this->buildHeaderPaneContent($conpherence);
     return hsprintf('%s', $header);