Barney Frank, immersed in one of the toughest political fights of his career, took a free private jet to the Virgin Islands courtesy of a Maine congresswoman’s billionaire ...whose company received a $200 million federal bailout, the Herald has learned. Frank, who’s facing feisty Republican challenger Sean Bielat, flew to the tropical paradise for a vacation in 2009 on a $25 million jet owned by Paloma Partners honcho S. Donald Sussman, the fianc...of U.S. Rep. Chellie Pingree (D-Maine). Paloma Securities — a subsidiary of Sussman’s Greenwich, Conn.-based hedge fund — received $200 million in 2009 as part of the $180...