MARGUERITE ET JULIEN, which comes out this week, had everyone talking before its premiere at the 2015 Cannes Festival--the story deals with incest, after all, a taboo subject which should probably always remain taboo. Adapted from an original screenplay written by Jean Gruault for none other than French new wave master François Truffaut, MARGUERITE ET JULIEN stars French actors Jérémie Elkaïm and Anaïs