Third time’s not the charm. Kristen Stewart and Robert Pattinson in “Eclipse” Photo: Summit “Eclipse” might be as good as the “Twilight” films are going to get. The main actors have settled comfortably into their roles in this third installment of the franchise. Jackson Rathbone, Nikki Reed and Ashley Greene, the more interesting of the home-team vampires, have a welcome new prominence, and Robert Pattinson even has a scene in which he displays a twinge of character-development. The movie also has some actual action, as everyone must know by now — a big vampires-versus-vampires-versus-werewolves battle sequence at the end of the picture. However, having imposed something like narrative clarity on the story, new director David Slade is still stuck with the story — which, deriving as it does from the paceless goop of Stephenie Meyer’s books, and having been wrestled into a script by Melissa Rosenberg, is a threadbare quilt of pre-teen romantic clich
