Who will decide the fate of this year's crop of movies in Cannes, under the intelligent and amicable supervision of Nanni Moretti? Some French actresses, a British filmmaker woman, an American director and, (a first) a fashion-designer--Jean-Paul Gaultier. Hiam Abbas (Palestinian director and actress, you might have seen her in "Lemon Tree," available for streaming online), Andrea Arnold (British director and scriptwriter, perhaps Eng-