LOS ANGELES (Reuters) - Oscar gold shined again on independent film mogul Harvey Weinstein, whose studio took home eight Academy Awards including best picture honors for "The Artist" on Sunday. The New York-based Weinstein Co triumphed over the deep-pocketed major studios with wins for "The Artist," "The Iron Lady" and documentary "Undefeated." Viacom Inc's Paramount Pictures was second among the studios with six awards for "Hugo" and "Rango." Studios mount months-long, multi-million dollar campaigns for Oscar wins to earn prestige and jumpstart ticket or DVD sales for their films. ...