Normalize colors a bit better on Profiles/Projects, add Workboard backgrounds

Summary: Cleans up the backgrounds a little on Projects/Profiles and adds a number of colour choices for Workboards.

Test Plan:
Manually add each color for testing. Test new project / profile layouts with and without properties.

{F1109325}

{F1109326}

{F1109327}

{F1109328}

Reviewers: epriestley

Reviewed By: epriestley

Subscribers: Korvin

Differential Revision: https://secure.phabricator.com/D15269

src/applications/project/controller/PhabricatorProjectBoardViewController.php

@@ -427,6 +427,11 @@ final class PhabricatorProjectBoardViewController
     $crumbs->addAction($manage_menu);
     $crumbs->addAction($fullscreen);
 
+    // TODO: Wire to Workboard Preferences
+    // require_celerity_resource('phui-workboard-color-css');
+    // ->addClass('phui-workboard-color')
+    // ->addClass('phui-workboard-bluegrey')
+
     return $this->newPage()
       ->setTitle(
         array(