- Revert "Refactor contact rollups code to library, add tests"
- better formatting for errors
- Remove leftover call to nonexistent method (removed in #13430)
- Create FirehoseClient skeleton.
- Add tests for Slack.
- Refactor contact rollups code to library, add tests
- Levelbuilder > Staging
- Add optimizely Javascript snippet to signup page
- Localize school info strings
- Remove HipChat#developers and ChatClient#developers.
- Remove unused constants from ChatClient.
- Mock Geocoder and WebPurify in tests.
- Fix bug in cohorts controller that failed to update when a teacher email was missing
- Migrate LevelGroup LevelSource data.
- Remove one Activity dependency from UserLevel.
- Remove unused Activity#recent method.
- Show already-seen authored hints on page load
- remove unnecessary quotes that aren't allowed in page title strings
- [Feature] Default debugger to being collapsed