3.0 - Unity2D Sprite Renderer (UnitySprite) + Box2D Physics support 2.9 - Windows 8 METRO + Windows Phone 8 support 2.8.2 - Bug fixes - OT.Execute - OTTween , added pingpong, looping and playcount - Improved multi resolution (in-mem or from Resources) support 2.8.1 - Early (awake) container + animation registration - Sprite rotation now in parent local space - Tween.pause and resume - bool sprite.