Models update
Merge branch 'master' of https://github.com/sdefauw/CarPooling

Conflicts:
	carpooling/app/models/objects/Itinerary.java
	carpooling/app/models/objects/PickupPoint.java
Merge resolved
Ajout de clé primaire à certaines tables
Merge branch 'master' of https://github.com/sdefauw/CarPooling
PP add getId()
revenir à f7b3a4ab30 commit
Merge branch 'master' of https://github.com/sdefauw/CarPooling
;)
Merge branch 'master' of https://github.com/sdefauw/CarPooling
Proposal: POSESS OK, DESIGN KO ;)