By Tzvi Machlin It was Bill Belichick’s 70th birthday yesterday and NFL fans around the country have been paying tribute to the most successful coach in NFL history. In 22 years with the New England Patriots, Belichick has led the team to the playoffs 18 times. He has 17 AFC East titles, 30 postseason wins, 13 AFC Championship Game appearances, nine Super Bowl appearances and six Super Bowl wins. With 290 career regular season wins from his time in New England and the Cleveland Browns, he’s just 38 wins away from tying the late Don Shula’s all-time wins record. And with the way his teams play,…