Math Toolkit
	modified:   stigame/ActionBinding.cpp
	new file:   stigame/Angle.cpp
	new file:   stigame/Angle.h
	new file:   stigame/MathTK.cpp
	new file:   stigame/MathTK.h
	modified:   stigame/StiGame.cbp
	modified:   stiuniverse/main.cpp
	modified:   to do.txt