fixed play round page layout (the action bar was placed below the tabs)
getRoundScores finished. Accesible through /game/:id/round/scores url. Added category class, though for now is only a dummy.
the stop notification is received in the client, and the data is sent to the server

Conflicts:
	client/TuttiFrutti/app/src/main/java/com/example/tuttifrutti/app/PlayRoundActivity.java
	client/TuttiFrutti/app/src/main/java/com/example/tuttifrutti/app/Services/GcmIntentService.java
the server doesn't loop anymore :)

Conflicts:
	server/models/game.js
	server/models/line.js
the registration ID of the user is sent to the server when he finishes the round

Conflicts:
	client/TuttiFrutti/app/src/main/java/com/example/tuttifrutti/app/PlayRoundActivity.java
Merge branch 'client/playround-visual-bug-fix'

Conflicts:
	client/TuttiFrutti/app/src/main/java/com/example/tuttifrutti/app/PlayRoundActivity.java
Merge branch 'sendRoundScores-server'

Conflicts:
	server/models/line.js
	server/models/round.js
getGamesForPlayer for url /player/:notificationId/game