try forwarding dispatched events to the instanceOwner of the repeater child since that is the normal behavior in other cases

Enyo-DCO-1.1-Signed-Off-By: Cole Davis (cole.davis@lge.com)
update for the correct exclusive case
ENYO-56: Updated comments.

Enyo-DCO-1.1-Signed-off-by: Aaron Tam <aaron.tam@lge.com>
Merge pull request #879 from enyojs/ENYO-56-coledavis

Fix for: ENYO-56

Reviewed-by: Ryan Duffy (ryan.duffy@lge.com)
Integrated-By: Aaron Tam (aaron.tam@lge.com)