By Nick Selbe The veteran pass rusher is getting acclimated to spending training camp in a dorm room. As NFL teams get into the nitty-gritty of training camp, players across the league are gearing up for another grind of a long season. For veterans who might be more than a few years removed from their college days, the stripped-down accommodations of camp life can take some getting used to. Exhibit A: new Bills linebacker Von Miller. With the Bills holding camp at St. John Fisher University in Pittsford, N.Y., players are housed in the dorm rooms. While the camaraderie of living in such close …