There’s a strangely wise conversation in 1971′s “Harold and Maude,” when ancient, youthful Maude explains her radical past to youthful, ancient Harold: “Big issues. Liberty. Rights. Justice. Kings died, kingdoms fell.I don’t regret the kingdoms, but I miss the kings.” Sofia Coppola, I suspect, feels much the same way. Her bewitching, delirious, pastels-and-candy “Marie Antoinette” combines a sardonic critique of the Versailles system with a wry, understanding portrait of those kings, queens, and courtiers who were supported, ensnared and, ultimately, doomed by it. We catch our first glimpse of the great palace as Marie Antoinette (Kirsten Dunst) arrives from Austria [...]