THEATER: Blood from a Stone
Photo/Monique CarboniApparently director Scott Elliott and the New Group take their idioms very seriously: as the title of Tommy Nohilly's Blood from a Stone suggests, they have taken a flinty, sedentary play and, with the aid of some top-notch actors, wrung blood from it. However, whether or not that makes a good production all depends on how much you like blood, because these characters hate each other. And unlike …