R1:5a11f08ba467

Use bar colors to show revision status in revision lists

Summary:
Ref T3772. The original version of D5451 had a very colorful version of this which felt a bit arbitrary, and we moved away from it after discussion, particularly [[ https://secure.phabricator.com/D5451#comment-8 | here (chad) ]] and [[ https://secure.phabricator.com/D5451#comment-14 | here (me) ]] and [[ https://secure.phabricator.com/D5451#comment-19 | here (chad again) ]].

The core of my objection was that status and priority to the…