THE `BURBS - Don't tell Pacers coach Jim O'Brien summer league games are meaningless. O'Brien is going from having his legs stretched out in the stands next to team president Larry Bird to being on the sidelines yelling out plays. O'Brien will coach the Pacers summer league team in Orlando next week. It's not common for head coaches to coach summer league. That honor usually goes to assistant coaches. O'Brien is doing it because Tyler Hansbrough, Brandon Rush, Roy...