ryanwilliams/cocos2d-javascript — pull request #30 by noffle (2012-07-08 01:24:11+00:00)
Title: Prevents finished actions from executing an extra step.

At present, an action that is run will get one guaranteed step() call, even if its 'isDone' property is already true. This commit fixes this errant behaviour by checking for the condition before running the action.