Draymond Green had plenty of reasons to smile on Thursday morning, a few hours after his five-year contract with the Warriors became official.[...] perhaps his biggest smile of the morning was reserved for a freebie: the bizarre battle that played out the night before over DeAndre Jordan between the Mavericks and the Warriors' most-disliked rival, the Clippers.The Warriors, still in celebration mode three weeks after winning the NBA Championship, have been quietly taking care of their business.The top priority was what was announced July 1 but became official on Thursday: locking up Green.[...] Green, who held a news conference attended by his mother, his girlfriend, and about 150 little Warriors campers, never thought about testing the waters.The indecision resulted in Clippers players converging on Jordan's Houston home, Mavericks owner Mark Cuban not getting his phone calls to Jordan returned and a Twitter deluge breaking out (Blake Griffin tweeted a photo of a chair barricading the front door).The Clippers apparently patched things up (Chris Paul and Jordan were said to be on the outs) and then played cards.It was all very amusing, except not for the Mavericks who had tied up...