Some rappers happen to be thoughtful, intelligent people. Each week, Rocks Off will have some of them here discussing issues relevant to their culture. This Week’s Panel: Mac, Mug, Killa Kyleon, TroubleSum, Propain, hasHBrown, Yung Truth, O.N.E., Chingo Bling, more. Not Invited: Steve Francis and Cuttino Mobley This Week’s Prompt:…