Fix attribute service test to return a single record
Fix attribute service test to return a single record

CartoDB/Windshaft,HydroLogic/Windshaft,HydroLogic/Windshaft,HydroLogic/Windshaft,manueltimita/Windshaft,wsw0108/Windshaft,CartoDB/Windshaft,manueltimita/Windshaft,CartoDB/Windshaft,manueltimita/Windshaft,wsw0108/Windshaft,wsw0108/Windshaft