On the Dodgers' first day back in Los Angeles since getting taken out of the National League Division Series by the New York Mets last year, Clayton Kershaw glanced around the clubhouse, smiled and said: "There's a lot of new faces. That's always exciting."That's one way of looking at it.Another is: Who in the name of Branch Rickey are these guys, and what are they doing in the Dodgers' clubhouse so close to Opening Day?Dave Roberts is the new manager, and he brought eight new coaches with him.