[FB] activities?include=activityJoined and activity store
[FB] Fixed naming of owner_id to user_id, fixed bug with front-end updating activity fields
[B] Fixed check-if-friends, users api
[Front-end] Check in bug in editing profile phone number
[B] Fix hard code activityJoin post
[FB] Added new notification routing for posting (Finished friend request (Automatically deletes a notif as well)
[Front-end] Hide comment box if theres no comment
[B] Wrapped notification api responses into correct format
[F] Added basic Notification factory, controller and directive
[FB] friend want_to_accept =>accept and accept_confirmed =>accepted and added the date
[B] Added created_at for notifications