amends expected date diff in tests
amends expected date diff in tests

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