By Gloria Arugula Sitting down at the Keg of Evanston as some refreshing pop plays in the background, the first thing I notice is the ambiance. Quiet Northwestern students are studying at booths, enjoying some fresh Keg Popcorn. It’s a peaceful environment, but the dust collecting on the bar and poles is disconcerting. I order a hamburger and the server asks with a sigh if I’d like anything else to drink. Though the liquor license is gone, the Keg remains