Add LightMap class with lighting array creation
Build LightMap from xml
Set Color4B instead of Color4B* in LightAttrComponent
Compute lighting color for each pixel of LightMap
Clean LightCollision and add one to the CollisionComponent
Light detection of the hero
Manage collision in white light
Merge branch 'feature/light_detection' into develop

Conflicts:
	Classes/game/GameManager.cpp