THEATER: Remember how , was the single most boring and excruciating piece of English language literature you were ever forced to read in high school? How it should be banned? Because it's will crush your soul? Well, the Shotgun Players and Banana Bag and Bodice ensemble have finally--finally!--made it interesting. They turned the bloody, dreaded hunk of text into a rock opera: Beowulf: A Thousand Years of Baggage. It features a score by Dave......