Created CollisionBox for detecting collisions between objects.

It supports collisions using real coordinates and perspective coordinates (coordinates being modified by the camera and the parallax effect).
Created new images to test physics.
Merge branch 'master' into physics

Conflicts:
	CMakeLists.txt.user
	Poles.cbp
	src/core/components/Physics.cpp
	src/core/components/Physics.h
	src/game/states/DebugState.cpp
	src/game/states/ParallaxTest.cpp
Created Collision component.

Per-pixel collision implemented.
Implemented basic Collision system.
Implemented pixel-level precision Collision detection.
Merge branch 'physics'