Ajout de la couche presentation
Mise à jour des classes de la couche model
Merge branch 'master' of https://github.com/ziellim/Mayor-Pro

Conflicts:
	application/src/main/scala/com/paris7/mayorpro/business/Game.scala
	application/src/main/scala/com/paris7/mayorpro/model/Airport.scala
	application/src/main/scala/com/paris7/mayorpro/model/Building.scala
	application/src/main/scala/com/paris7/mayorpro/model/Infrastructure.scala
	application/src/main/scala/com/paris7/mayorpro/model/Platform.scala
	application/src/main/scala/com/paris7/mayorpro/model/PlatformUnity.scala
	application/src/main/scala/com/paris7/mayorpro/model/Position.scala
	application/src/main/scala/com/paris7/mayorpro/model/PublicEstablishment.scala
	application/src/main/scala/com/paris7/mayorpro/model/Rail.scala
	application/src/main/scala/com/paris7/mayorpro/model/Struct.scala
	application/src/main/scala/com/paris7/mayorpro/model/Track.scala
	application/src/main/scala/com/paris7/mayorpro/model/Trade.scala