Nola: Before settling back on Tennessee Street, Ann Parfaite heard from neighbors that her future home, loaded with green building features like solar panels and rain-water collectors, would help cut her electricity bills by a third or more. The Times-PicayuneSolar panels on the roof of Make It Right houses in the 9th Ward significantly reduce energy bills. “I was hoping they were telling me the truth,” said Parfaite, who purchased a three-bedroom, two-bath home last year in Brad …