Previewed just ahead of the release of "the new iPad," Belkin's new Cinema Dot Folio ($50) and Cinema Stripe Folio ($50) are pretty familiar-looking updates to the myriad folio-style iPad 2 cases we've previously covered, distinguishing themselves with magnetic tab closures and slightly sportier looks. Cinema Dot Folio includes both flat and perforated textures of a neoprene-like fabric, and will be available in black, pink/white/gravel, or…