The Bronx priest whose brother was oddball Genovese crime-family boss Vincent “The Chin’’ Gigante has died at age 90. The Rev. Louis Gigante, who once headed up the South East Bronx Community Organization and served as a city councilman in the 1970s, was known for his vociferous defense of his Mafioso brother. Louis Gigante, who died last week, was described by The Post in 1975 as a “priest who plays power politics instead of bingo.” At the time, he told The Post his old-school party-machine politics were “a question of power. “People have to eat,” Louis said. Born the youngest...