Reviewed by GREG KING Director: Marc Webb Stars: Callum Turner, Kate Beckinsale, Pierce Brosnan, Cynthia Nixon, Jeff Bridges, Kiersey Clemons, Wallace Shawn, Tate Donovan, Anh Duong, Debi Mazar, Bill Camp. Taking its title from a Simon and Garfunkel song, The Only Living Boy In New York is a gentle coming of age …