Mathieu Amalric directs and acts in this tale of a burlesque company touring France, and has made a loose, entertaining jauntMathieu Amalric juggles duties as director and star of this loose-limbed, semi-improvised account of an American burlesque troupe's trip down the west coast of France. Amalric plays Joachim, a TV producer reeling from some unspecified disgrace, sucking cigarettes and cajoling his towering perfo…