WIP AnimatedSprite added.

Virtualized Sprite.
(Transform release build 1st matrix calc fix (TODO: find better fix))
Merge remote-tracking branch 'origin/Engine' into Engine

Conflicts:
	include/UtH/Engine/Sprite.hpp -> fixed typo and made virtual
Merge remote-tracking branch 'origin/Engine' into Engine

Conflicts:
	include/UtH/Engine/Sprite.hpp
fixed merge, modified HiResTimer, moved dt counting into Engine Update