Ryan Gosling in “Drive’, 2011 Hossein Amini’s script for “Drive” helped Nicolas Winding Refn to this year’s Best Director gong at Cannes and Hoss is not slowing up. This month his script for “47 Ronin” (Keanu Reeves, Rinko Kikuchi) goes into post, and he’s presently scripting “Snow White and the Huntsmen” (Kristen Stewart, Chris Hemsworth,…