They’re occupying his home. Occupy Wall Street protesters announced with great fanfare last month that they moved a homeless family into a “foreclosed” Brooklyn, N.Y., home — even though they knew the house belonged to a struggling single father desperately trying to renegotiate his mortgage, The Post has learned. “They’re trying to take a house and say the bank is robbing the people because the mortgage is too high — so contact the owner!” fumed Wise Ahadzi, 28, who owns the home at 702 Vermont St. in East New York. Occupiers “reclaimed” the row house on Dec. 6 and ceremoniously...