borisyankov/DefinitelyTyped — pull request #34 by ajorkowski (2012-10-31 01:07:14+00:00)
Title: Knockout - proper function inheritance

Main change was that you can define fn against a one of the observable
types (subscribable, observable, observableArray, computed) and have it
available in the appropriate types. Also made sure the knockoutjs test
file is actually passing.