PHOTO: Doug Wilkerson is a member of the Black College Football Hall of Fame from his career at N.C. Central, but he planned to ride Duffy Daugherty's Michigan State Underground Railroad. That was until a schoolyard bet gone bad. By TOM SHANAHAN Doug Wilkerson’s death Monday at age 73 generated stories reflecting reverently on his career at three levels of football, professional, college and high school. And he deserved all the words of praise. He was as a…