driftyco/ionic — pull request #2394 by mirko77 (2014-10-14 10:01:49+00:00)
Title: Added custom attribute data-instantActivate 

Added custom attribute data-instantActivate to remove 80ms activation delay when an element is touched (down to 1ms)

Forum thread here http://forum.ionicframework.com/t/no-visual-feedback-on-quick-taps/7280/10