Summary:
See D3277, D3278.
- Sprite all the menu icons.
- Delete the unsprited versions.
- Notification bolt now uses the same style as everything else.
Test Plan: Looked at page, hovered, clicked things.
Reviewers: btrahan, chad, vrana
Reviewed By: vrana
CC: aran
Maniphest Tasks: T1569
Differential Revision: https://secure.phabricator.com/D3279
47b96fdebe