Social game maker Zynga has partnered with Microsoft to bring a popular Facebook game to MSN Games, reports Industry Gamers.  Zynga is adding FarmVille, a social game with more than 76 million users on Facebook, to MSN s game site using the API Facebook Connect.  Zynga senior vice president Mike Verdu called it the logical next step in expanding ways his company can deliver games to users.  Industry Gamers says the deal is expected to bring more Zynga games to Microsoft game portals MSN Games and Windows Live, platforms that it says reach more than a half billion users monthly.  Read more at Industry Gamers {link no longer active}.