redesigned Settings Activity
Broadcast Bricks with option to create new Message from Spinner
Remove Broadcast Bricks from EmptyBrickSpinnersTest
Fix BroadcastBricksTest
Set BroadcastReceiverBrick enabled or else it can not receive long press
-deleted checkbox_preference.xml
-settings preferences set to default
-changed variables to fullnames
-changed variable title
Fix test
Merge branch 'master' into RefactorBroadcastBricks

Conflicts:
	catroid/res/layout/brick_broadcast_receive.xml
	catroid/src/org/catrobat/catroid/content/bricks/BroadcastReceiverBrick.java
Fix setFocusable in BroadcastReceiverBrick
-changed variables
Merge branch 'master' into RefactorBroadcastBricks
Merge branch 'master' into RefactorBroadcastBricks
Merge branch 'master' into RefactorBroadcastBricks
Quickfix for Issue#219
Merge branch 'master' into RefactorBroadcastBricks
Merge branch 'master' into Issue#219
Fix for Issue#234
BroadcastWaitBrick default value in prototype view
BroadcastBrick default value in prototype view