restore ability to drag both directions
restore ability to drag both directions

When dragging back across the starting point, if you were at all off-
axis, the drag orientation would change and dragging would be stopped.
Instead, we only change the direction on the first drag event.

Enyo-DCO-1.1-Signed-off-by: Ryan Duffy (ryan.duffy@lge.com)

PKRoma/enyo,enyojs/enyo,PKRoma/enyo,enyojs/enyo