Pistons could trade for some else’s troublesome contract using some of their newfound cap space The Detroit Pistons finally completed their oft-rumored deal with the Portland Trail Blazers for Jerami Grant yesterday, and they might not be done dealing just yet. While the move opened up roughly $50 million in cap space as the team enters the offseason, a new report indicates that the Pistons are still shopping for another pick or picks in the latter half of the first round. The news comes from Jake Fischer at Bleacher Report who writes: “Indiana, Utah, Boston and Detroit have all been…