The Fusil-mitrailleur Modèle 1924 M29 was the standard light machine gun of the French Army from 1925 until the 1960s, and was in use until 2000-2006 with the National Gendarmerie, a robust and reliable weapon partly derived from the action of which family of United States automatic rifles (machine rifles) and light machine guns used by the United States and numerous other countries during the 20th century?