A strange person comes to (an also strange) town and teaches the set-in-their-ways locals how to live and love in the new fairytale film Chocolat. Well, no, it’s called Wicker, but Eleanor Wilson and Alex Huston Fischer’s film does bear a faint resemblance to that Lasse Hallström confection of a past movie era, as it does to plenty of other films about a fish-out-of-water charmingly affecting their adopted community. Which isn’t to ding Wicker; while there is plenty of originality to be found in this spritely fable, it’s also nice to see something old-fashioned at a festival so commonly associated with envelope-pushing modernity.  That said, Wicker might have been something of a scandal back in the days of Chocolat, what with its frequent, bawdy talk of sex, of body parts and fluids and fetishes. The film, based on the short story “The Wicker Husband” by Ursula Wills, is decidedly for grown-ups, despite its fanciful whimsy, a cuteness that risks becoming cloying but never quite does. The mundane disappointments and insecurities of adult life are chief …