By Alek Arend Sashi Brown is back in the NFL. The former Clveland Browns executive vice president is the new president of the Baltimore Ravens. Brown is taking over for Dick Cass, who informed the organization back in November that he was going to retire at the end of the season. The Ravens’ search for a new team president led to Brown, who will now succeed Cass. The Ravens’ hire has the NFL world talking: “Ravens team president Dick Cass and his successor, Sashi Brown. Cass told Steve Bisciotti last November that he’d retire at the end of the season, and Cass’ search for a replacement led him…