add support for retrieving the previously tracked cursor or interaction/touch event

Enyo-DCO-1.1-Signed-off-by: Cole Davis <cole.davis@lge.com>
update changelog, add sample files, fix pageX/pageY values in IE8

Enyo-DCO-1.1-Signed-off-by: Cole Davis <cole.davis@lge.com>
Merge pull request #498 from enyojs/ENYO-3307-cole-davis

Fix for ENYO-3307

Reviewed-By: Ben Combee (ben.combee@lge.com)