b-g/Ani — pull request #3 by jmcouillard (2013-02-25 17:51:34+00:00)
Title: onUpdate callback

Hey,

I am working on a graphic engine (Stage, Layering, etc.) and I needed a onUpdate callback in order to invalidate my objects (and force redraw).

I think it is a useful option, and that it should be included in the next release of your library.