On the semi-autobiographical title track to his upcoming album "Blues How I Wanna Blues", Jamell Richardson has a point to prove. That point isn't that he's capable. The Butler, Alabama native has done well beyond the amount of work it'd take to become a lauded name in his field. Richardson, raised as a child in a gospel tradition playing behind the likes of Rance Allen and Marvin Sapp, is well-regarded in his adulthood as a smokey Southern blues traditionalist. His reputatio