Add a scrollbar to sidebar when there are lots of notifications
Fix the floating delete notifications link
Merge pull request #1456 from jessabean/sidebar_overflow

Sidebar overflow
Refactor to use settings.development?
Merge pull request #1460 from michaelavila/use_settings_development

Refactor to use settings.development?
Add instructions for installing and using HLint
Merge pull request #1462 from soapie/master

Add instructions for installing and using HLint
Upgrade puma
Upgrade activerecord
Update redcarpet
Upgrade pony
Upgrade newrelic_rpm
Upgrade sqlite3
Upgrade approvals
Suggest go fmt in golang setup. See #1461
Tweak error message in API
Protect against unknown exercises
Update approvals
Add dropdown for users whose identity you can assume (for development only)
Merge pull request #1467 from michaelavila/assume_identity_in_development

Add dropdown for users whose identity you can assume (for development on...