Creation of Visual Studio 2012 project and the start of Physics Engine
 On branch master
 Changes to be committed:
	new file:   .gitattributes
	new file:   .gitignore
	new file:   PhysicsEngine/PhysicsEngine.sln
	new file:   PhysicsEngine/PhysicsEngine/Main.cpp
	new file:   PhysicsEngine/PhysicsEngine/PhysicsEngine.rc
	new file:   PhysicsEngine/PhysicsEngine/PhysicsEngine.vcxproj
	new file:   PhysicsEngine/PhysicsEngine/PhysicsEngine.vcxproj.filters
	new file:   PhysicsEngine/PhysicsEngine/pengine/Utils.hpp
	new file:   PhysicsEngine/PhysicsEngine/pengine/Vec3.hpp
	new file:   PhysicsEngine/PhysicsEngine/resource.h
overloaded operartor + for Vec3