Naman Ramachandran In today’s Global Bulletin, a Prince William and Kate Middleton wedding documentary gets Europe sales; Leonine’s SEO Entertainment taps Constantine executive Sebastian Heinlein; Daryl McCormack joins Emma Thompson in “Leo Grande” cast; Flame distributes a David Attenborough documentary and Portfolio boards mockumentary “Decoys.”Cineflix Rights has pre-sold Royal Wedding documentary “The Day Will and Kate Got Married” to TV4 (Sweden), YLE (Finland), TV2 (Denmark), NRK