Looks like there was a tiny bit of drama at this weekend’s Ward 8 Democrats mayoral forum. The event, which marked the first straw poll of the 2010 campaign season, featured seven candidates, including incumbent Adrian Fenty, who we hear got booed by a significant portion of the crowd. But the real brouhaha took place during the straw poll, as WAMU’s Patrick Madden reports. Previously registered Ward 8 voters went for D.C. Council Chair Vincent…