Add missing has(Stringish) method
Add missing has(Stringish) method

Change-Id: Ie54006581d64d00d616e9333b569f52c73475d52

flabbergast-config/flabbergast,apmasell/flabbergast,flabbergast-config/flabbergast,flabbergast-config/flabbergast,apmasell/flabbergast,flabbergast-config/flabbergast,apmasell/flabbergast,apmasell/flabbergast,apmasell/flabbergast,apmasell/flabbergast,flabbergast-config/flabbergast