emberjs/data — pull request #934 by stefanpenner (2013-04-28 14:03:43+00:00)
Title: Promises Step 1: Use promises instead of callbacks

This step was a small step, merely to swap out
callbacks for promises at the adapter level.
Subsequent steps will result in more aggressive
refactoring, and begin to fully use promises.

@stefanpenner & @leepfrog aka 'the leeping Penner'

Bonus: we fixed ```Model.find#then``` it now rejects/resolves