Animation Skeleton Support
	-Animations with skeleton and joints added.
	-Prepared for making full animations with vertices.

	-Added Animated3dAsset class.
	 Wich holds a model with support for animations.

	 -Added SkeletonAsset class.
	 Holds the skeleton needed by animationModels.

	 -Added AnimationAsset class.
	 Holds information for keyframes wich are used in the animations.