Imported Box2D
Fixed stupid visual studio linker warnings
Removed freeglut
Added window size function to UtHEngine
Added support for solid color sprites
Added update function to Layer
Changed Sprite so that it saves the texture size to Transform.
Implemented (very)basic Rigid body class.
Added Box2D world to scene and implemented a quick test in DefaultScene
Fixed Box2D test scene and Rigidbody size
Added reset functionality to test scene
Merge branch 'linux' into resources
Implemented Image::GetPixel
Improved resource management
Fixed a small thing with ResMan enums
Fixed sprite texturecoordinates(was mirroring x-axis).
Fixed typo
Remade uthEngine
Merge branch 'Engine' of https://github.com/Team-Innis/UtH-Engine into Engine
Fixed loading of multiple images. Stupid char*