Reviewed by GREG KING Stars: Catherine Deneuve, Frabrice Luchini, Karin Viard, Gerard Depardieu. This sophisticated and witty comedy about business, politics and the dynamics of a dysfunctional family was the opening night attraction at this year’s French Film Festival, and it is a real crowd pleaser. Catherine Deneuve finds one of her best roles for some time here as Suzanne, a stay at home …