Incorporate GLKit math functions into math library.
Make math library closer to T3D math library.
- Add mLerp function
- split up mPoint.h
Add point files to OSX project
Merge remote-tracking branch 'GG-Torque2D/development' into feature/GLKit-math
Fixed vs2010 build
vs2012 build reports errors in testing files
- Fixed the guiSpriteCtrl to use SpriteProxyBase rather than duplicate all its functionality.
- Use the GUI profile fill-color when rendering GUI via the SpriteProxyBase.
- Removed redundant call in TruckToy.
- Minor renaming of the preprocessor definition for the asset-scope token.
- Fixed first responder bug when going fullscreen on OS X.
Merge remote-tracking branch 'origin/development' into development
Merge branch 'feature/GLKit-math' of https://github.com/pchan126/Torque2D into development
Merge branch 'development' into feature/macjoystick

Conflicts:
	engine/compilers/Xcode/Torque2D.xcodeproj/project.pbxproj
	engine/source/math/mPoint4.h