ENYO-2390: remove unneeded preventDefault call that causes reorders to fail in Chrome with exception due to delayed holdpulse event

Enyo-DCO-1.1-Signed-Off-By: Ben Combee (ben.combee@lge.com)
Merge pull request #22 from enyojs/ENYO-2390-unwiredben

ENYO-2390: remove unneeded preventDefault call that causes reorders to f...