Via Marc Spears:The Celtics have said they would match any reasonable offer for Davis. The Detroit Pistons, New Orleans Hornets and Portland Trail Blazers, league sources said, tried to work a sign-and-trade deal for Davis only to be rebuffed by the Celtics. Boston did offer Davis and guards J.R. Giddens and Gabe Pruitt to the Pistons for forward Jason Maxiell and a first-round pick, but was quickly turned down.That sounds like a fair trade to me. I'm sure Piston...