The Ravens still have an eventful offseason ahead of them. Top stories heading into the month of May include Baltimore signing undrafted free agent quarterbacks Diego Pavia and Joe Fagnano, owner Steve Biscotti selecting running back Adam Randall with his first draft selection , and whether or not the Ravens will move on from veteran defensive back Marlon Humphrey after June 1. The Ravens restructured superstar quarterback Lamar Jackson's contract to lower his original $74 million cap hit, but he's eligible for an extension going into the second-to-last year of his deal. First round draft selection Vega Ioane will have eyes on him all summer as well. Fans are excited to see how veteran tackle Ronnie Stanley and returning veteran guard John Simpson mesh with the young guard. Despite the lack of chaos, the offseason can pass you by quickly if you're not paying attention. Below are the major offseason dates to mark on your calendar.…