More README touchups
More README touchups

chensj1901/FullScreenMario,andrewerb/FullScreenMario,eross/FullScreenMario,janson123/FullScreenMario,bx5974/FullScreenMario,eross/FullScreenMario,vaikan/FullScreenMario-JSON,shuidong/FullScreenMario,ogregoire/FullScreenMario,andrewerb/FullScreenMario,ogregoire/FullScreenMario,sushilkumaraitian/FullScreenMario,eross/FullScreenMario,ajrulez/FullScreenMario-1,andrewerb/FullScreenMario,sushilkumaraitian/FullScreenMario,shuidong/FullScreenMario,janson123/FullScreenMario,ogregoire/FullScreenMario,daivee/FullScreenMario,daivee/FullScreenMario,bx5974/FullScreenMario,daivee/FullScreenMario,bx5974/FullScreenMario,rmallols/FullScreenMario,sushilkumaraitian/FullScreenMario,ajrulez/FullScreenMario-1,vaikan/FullScreenMario-JSON,chensj1901/FullScreenMario,janson123/FullScreenMario,vaikan/FullScreenMario-JSON,chensj1901/FullScreenMario,shuidong/FullScreenMario,rmallols/FullScreenMario,ajrulez/FullScreenMario-1,rmallols/FullScreenMario