Merge pull request #176 from dgurkaynak/master

Increased distance between touchstart and touchend for tap handler.
[components] Some view implementations returned Element instead of string, added defensive declarations to Controller's buildDOM method when building its DOM.
Merge pull request #177 from mefallit/master
[gestureHandler] Fixed tapped element issue when scrolling for iOS6.

On iOS6 devices, target element of touch events is invalid when on
scrolling or transition. This change fixes it by getting element
manually with coordinates.