Make Differential objective markers show a brighter "editing" state
Summary:
Ref T12733.
- While editing a comment, show a pink star () with a tooltip.
- Slight UI tweaks, including draft comments getting an indigo pencil ().
Test Plan:
Reviewers: chad
Reviewed By: chad
Maniphest Tasks: T12733
Differential Revision: https://secure.phabricator.com/D17977