During a recent lunch rush at The Station House Café, Dale Polissar sat eating a cobb salad and washing it down with a cold Anchor Steam. “I don’t usually have a beer in the afternoon,” he said, but today he’s feeling relaxed. Yesterday was different story: his van had two flat tires and he had to direct a new piano player through the entirety of his upcoming musical, “Plutocracy,” opening on Friday, Oct. 21 at…