Sean Scully at Galerie Lelong until June 25 528 W 26 Street between 10th and 11th Avenues, 212 315 0470 Ron Gorchov at Vito Schnabel until June 25 250 Hudson Street, between Broome and Dominic, 212 627 7011 Perhaps it is his name that sets it off, but Sean Scully’s show of new paintings at … Continued