ART AGENDA LISTS UPCOMING EVENTS, EXHIBITION OPENINGS AND TALKS HAPPENING THIS WEEK IN BLACK ART   New: “Color: Real and Imagined” features a selection of Carrie Mae Weems‘s work over the past 30 years are on view at Pippy Houldsworth Gallery in London from Oct. 10 to Nov. 15, 2014.   Sunday, Oct. 12:...