Whichever bright-eyed Kerry staffer decided it'd be a good thing to send former opponent Howard Dean out on the campaign trial in the week leading to the Democratic National Convention ought to be tossed into Boston Harbor, naked, with nothing but a John Kerry bobblehead doll as company. Dean is out there all right, stumping for ... himself. "The convention’s not until next week -- it’s not too late to get back in, right?" the former Vermont governor asked yesterday in Palm Springs, Calif. And this came only after Dean was greeted by raucus cheers, posed for dozens of pics...