Last week’s third episode of Dietland, while still very, very early in the narrative voyage for this series, established without question just how weird, unpredictable and provocative it was willing to be. The series caught and held my interest, initially, because of the hilariously icy portrayal by The Good Wife favorite Julianna Margulies as a Devil Wears Prada-type fashion media editrix. But it’s the journey of the show’s eager-to-change protagonist, Joy Nash’s Plum, t