ACT I Recently Brian K. Vaughan’s acclaimed comic book series “Y: The Last Man” came to an end with Issue 60. No, it wasn’t canceled. It just ended. Vaughan decided it was time to finish the story. Now New Line Cinema is developing a film with screenwriter Carl Ellsworth (“Disturbia”), director D. J. Caruso (“Disturbia”) and producer David S. Goyer. Now, I’m puzzled. How strange, an ongoing comic book series ending? It seems so logical, but if you look at all the ongoing comic book titles out there (I’m not counting miniseries) I can think of only a few that had real endings. Not just some half-ass attempt to wrap up some storylines and try to leave things so open that the characters could get picked up elsewhere for another title or the book could later be brought back. And you know what? ...