Add the ability to call
- instance methods on entities
- instance methods on arbitrary service objects
- arbitrary static methods, within an entity, that the user adds
Details in the "Create, Update Delete" and "Receivers, Results and Events" sections of https://wave.google.com/wave/#restored:wave:googlewave.com!w%252BWU4iAICkI.
Remember to get rid of the to(Receiver) method, and use fire(Receiver) instead.