Add CMD options ti grunt to switch environments
Add CMD options with comments to grunt to switch environments
Notifications template WIP
Notifications template - done
Notifications template - now really done.
Merge branch 'sasha' into maayan

Conflicts:
	Gruntfile.js
Added notifications header to all views, sharing gist button WIP
Added notification count and edited the headers to use it.
Users can now send and receive share gist events. TODO: allow users to select which user to share the gist to.
Changed header to be its own partial instead of having the same code over 5 templates
Sending gists is now fully functional on client side TODO: Sharing UI, Server side notifications managment for offline users