emberjs/ember.js — pull request #3703 by Cyril-sf (2013-11-07 06:30:39+00:00)
Title: [BUGFIX release] Support for mock dates in `Ember.typeOf`.

When mocking `Date` (using
[Timecop.js](https://github.com/jamesarosen/Timecop.js) for example),
`Ember.Enumerable.sortBy` fails because of the type detection
(`object` instead of `date`).