We are a few days away from the Buffalo Bills home opener in Orchard Park. And fans who head down there Sunday when the Cincinnati Bengals come to town will see some changes from how things worked last year. The biggest change is one we've heard about for a while now: no more tailgating by your vehicle in the bus and limo lot. Instead, you'll have to head to the specially-marked tailgate village, as a response to the unruly behavior the Bills say they've seen before games. "Tailgate village will…