NFL Draft grades are the equivalent of eating a family-size bag of chips with a 2-liter cola chaser. Sure, individually, you love them and you’ll have the calories to get through the day. You’ll also have a belly filled with regret and a mouth filled with cavities. But here you are, eager to dive into the report cards. So, let’s get the nausea meds, barf bag and dive in. Sports Illustrated: Two B’s Starting with the home team , Gilberto Manzano graded the picks individually. He gave the Packers a B-plus for cornerback Brandon Cisse, their pick at No. 52 of the second round. “Green Bay needed to fill out its secondary after releasing corner Nate Hobbs, and did so with the addition of Cisse,” he wrote. “The Packers are going to pair Cisse with Keisean Nixon and Carrington Valentine, giving new defensive coordinator Jonathan Gannon another piece to deploy.” The “hulking” McClellan, who the Packers traded up to get at No. 77, got a B-minus. NFL.com: A-minus Chad Reuter liked how both picks filled major needs .…