Remove some unneeded signals from RoomService
Remove some unneeded signals from RoomService

jangouts/jangouts,ChrisBr/jangouts,jangouts/jangouts,aitnasser/jangouts,jangouts/jangouts,jangouts/jangouts,aitnasser/jangouts,ChrisBr/jangouts,ChrisBr/jangouts,ChrisBr/jangouts,aitnasser/jangouts,aitnasser/jangouts