Prevent multiple click events from firing.
Prevent multiple click events from firing.

Only fire the click event once we get the "up" touch event.
Before this fix we fired a "click" for both the "down"
and "up" touch events.

[TIMOB-11006]

appcelerator/titanium_mobile_blackberry,appcelerator/titanium_mobile_blackberry,appcelerator/titanium_mobile_blackberry,appcelerator/titanium_mobile_blackberry,appcelerator/titanium_mobile_blackberry,appcelerator/titanium_mobile_blackberry