Layout
+ Major update in BuildGw method (All previous stored graphs have to be
built again with that new method). method adds corners and dual points to doors.
+ Bug fix in buildGr method (polygon wasn't updated when air wall detected)
+ stability imporvement in pt2ro method
+ method waypointGw returns rooms ID in addition to their positions

Simulnet
+ remove unnecessary part during intialization

Person / SteeringBehaviours / World / Simultraj:
+ update compliant with Layout.waypointGw
+ comment update
Add weighted edges on buildGw to find the shortest path