The man who was taken into custody Tuesday after attacking a man with a machete and then throwing Molotov cocktails at the authorities from a Queens rooftop told police he was "having a bad day." Detective Robert Zajac explained that in trying to coax Felipe Velasquez down, "We were trying to tell him today is a different day, and we'll work it out with you.'' Velasquez, outside the home he shares with his uncle, first......