ENYO-1737: add documentation for onRenderRow event, modify renderRow() call to always send the onSetupItem event, even if there's no node to render, since picker depends on this to send proper onChange event
ENYO-1737: add documentation for onRenderRow event, modify renderRow() call to always send the onSetupItem event, even if there's no node to render, since picker depends on this to send proper onChange event

Enyo-DCO-1.1-Signed-Off-By: Ben Combee (ben.combee@palm.com)

enyojs/layout