Util: changed logging functions to take printf-style arguments.
Util: added min(), max(), and clamp().
Scene/Main: corrected Hooklet spawn params.
Math: added lerp() and bezier_cubic().
main: added lovebird support.
AssetLoader: renamed Atlas.__tex property to tex.¹

1: Scene/Main is temporarily broken.
Animator: added render state to Instance; split Batcher.add().