angular/angular.js — pull request #7633 by myitcv (2014-05-29 20:21:40+00:00)
Title: Fix $watch docs to correctly define when angular.equals is used

Per [my question in the Google Group](https://groups.google.com/forum/#!topic/angular/-i2emUVfQbY)

This is a first cut - I will rebase and fix the commit message when we're happy this is good to go.