Summary: Will use these in feed, other places.
Test Plan: Photoshop, uiexamples.
Reviewers: epriestley
Reviewed By: epriestley
CC: aran, Korvin
Differential Revision: https://secure.phabricator.com/D5746
Summary: Icons for close or delete in action headers
Test Plan: photoshop, diffcamp
Reviewers: epriestley, btrahan
Reviewed By: epriestley
CC: aran, Korvin
Differential Revision: https://secure.phabricator.com/D5643
