Sync only active feeds over time
Use active feed instead of recent
Add unread posts count to sidebar
Merge branch 'frontend'
Add separate signin/signup views, reorganize Angular modules
Back to recent feeds on sidebar
Set API token in header after successful log in

Removes appended ?api_token= query string from all requests.
Remove Vim swap files
Set API token in X-API-TOKEN instead of X_API_TOKEN
Refactor subscriptions page
Tweak post container padding
Add /stats endpoint
Set sidekiq concurrency to 5
fix styles, add scrolling arrows, add animations to sign up/in forms