CNN  —  For a fortnight every May, Cannes hosts more stars than there are in heaven (or the old MGM backlot). This year the French film festival will be even glitzier than usual as a who’s-who of Hollywood talent descends on the Côte d’Azur to rub shoulders with the great and good of the international film community. All signs point to a stellar year for Cannes, riding high off a strong showing at the Academy Awards, with filmmakers queuing up to hit the red carpet and risk the barbs of sleep-