Testing branches
added a comment for branching
Craig fixed a couple issues in the cmake file
Removed branch comment
Registering and unregistering rigid bodies.

Added a ghosted member to rigidbody
Setting up more for havok transformation to be updated by buffin and vice versa
Now Havok object position updates are propagated to Buffin
Now creating havok objects when buffin equivalents are made
Merge branch 'Craig'

Conflicts:
	Buffin/Physics.cpp
	Buffin/RigidBody.h
Fixed build bugs Bullet is linking correctly though
I need to do a Full refactor on Cmake to make life easy