Add layerType method to MapConfig class
Add layerType method to MapConfig class

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