Add fav icon
Scaffold basic realtime framework for SignlaR
First working version of SignalR scenario
Fix JSHint
OD: Realtime notification of entity changes
Scaffold first draft for real-time API
Merge branch 'feature/realtime' of https://github.com/hinteadan/hang-out into feature/realtime

Conflicts:
	app/scripts/realtime/module.js
Remove dummy test controller
Refactor realtime
Update subproject ref
Update subproject ref
hang-out-core update
Implement real-time update on activity details page and browse page