NEW YORK (Reuters) – Emmy-winning actress Jean Stapleton, best known for her role as Edith Bunker in the groundbreaking 1970s' television series "All in the Family," has died at age 90, her son said on Saturday. Stapleton died on Friday of natural causes at her home in New York City, film and television director John Putch said in a written statement released to Reuters. The actress won three Emmys for her role as the long-suffering wife of loud-mouthed bigot Archie Bunker, played by the late Carroll O'Connor, in the hit TV sitcom. …