Ignore allowed values when the LIKE comparator is used

Includes a new flag that signals whether allowed values should be processed (default) or ignored.

Bug: 21893
Change-Id: If35c932c6983a8dc2f0d1d2b4ba493df168a23a9
Add doc

Change-Id: If35c932c6983a8dc2f0d1d2b4ba493df168a23a8
Merge "Ignore allowed values when the LIKE comparator is used"
Merge "Add doc"