angular/angular.js — pull request #3447 by ethanli83 (2013-08-02 03:41:56+00:00)
Title: Improve ngClick base on discussions in issue  #3198 (https://github.com/angular/angular.js/pull/3198)

changes:
1. in onTouchStart, only reset tapping to false if the it has moved outside the MOVE_TOLERANCE
2. abstract repeat code into a function
3. add tests for different touch scenarios