For a third year, Wawa is taking its 1960s-inspired Hoagiefest on the road with stops this summer at stores in Rio Grande, N.J.; Toms River, N.J.; Sandston, Va.; Philadelphia and Lewes, Del. These one-day festivals pay tribute to the almighty hoagie, bringing together hoagie fanatics from across the region to celebrate their love of Wawa and…