format code
Merge branch 'master' of https://github.com/LSIR/Monadikos.git

Conflicts:
	queue-manager/src/main/scala/ch/epfl/lsir/monadikos/queuemanager/messages/features/ILikesDescription.scala
	queue-manager/src/main/scala/ch/epfl/lsir/monadikos/queuemanager/messages/features/IPhotosTaskDescription.scala
	queue-manager/src/main/scala/ch/epfl/lsir/monadikos/queuemanager/messages/features/IPostsTaskDescription.scala