Allow projects to be filtered by icon and color

Summary: Ref T5819. Implements basic icon and color filtering for projects.

Test Plan: {F189350}

Reviewers: btrahan, chad

Reviewed By: chad

Subscribers: epriestley

Maniphest Tasks: T5819

Differential Revision: https://secure.phabricator.com/D10230

resources/sql/autopatches/20140812.projkey.1.sql

@@ -0,0 +1,2 @@
+ALTER TABLE {$NAMESPACE}_project.project
+  ADD KEY `key_icon` (icon);

resources/sql/autopatches/20140812.projkey.2.sql

@@ -0,0 +1,2 @@
+ALTER TABLE {$NAMESPACE}_project.project
+  ADD KEY `key_color` (color);