By Walt Hickey Welcome back and happy New Year! Confetti New Year’s Eve in Times Square returned this year, albeit in a mildly diminished capacity. Yes, you still had maniacs willing to brave hours in fenced-off areas in the center of Manhattan wearing hats advertising gym memberships and sunglasses that are really trying to carve an eye-hole in the number two, but there were “only” 15,000 people in Times Square. New York City’s Department of Sanitation, which has New Year’s cleanup down to a science, picked up