MASK to SWIZZLE in the vector templates, rename matrix<> to mat<> for
consistency, implement transposition for all matrix sizes, make matrix
columns private and only accessible through operator[].

- fixed 1270 CR characters
 - fixed 56 trailing spaces
 - fixed 5085 tabs

BtPhysTest now implements it with the BtKineCC logic -just modify that now-.

Added BulletCharacterController.cpp & BulletCharacterController.h stubs.

Added RayCastResult & a naïve integration for EasyCharacterController.
Enjoy !