The return address on the package sitting on Ryan Rolison’s chair in the Cubs’ clubhouse? San Francisco 49ers. Inside were two NFL footballs, and a note from the 49ers equipment manager, Jeff Gilbert. When the Cubs were in San Francisco three weeks ago, Gilbert was in the stands when a couple of Cubs pitchers, including Rolison, were throwing around a football. Gilbert was wearing an Ole Miss sweatshirt, which is where the left-hander played his college baseball. “He was, like, calling my nam