First pass at allowing the refine client to request more properties to be searched when doing the lookup and also request extra properties to be returned from the results.
Merge branch 'refs/heads/dev' into feature-extended_lookup
Fixed ui.item is undefined error in custom renderer.
Added markup around the item parts (name, sub-title, sub-value) for the autocomplete widget.
Merge branch 'refs/heads/feature-extended_lookup' into dev