Chattering Teeth - manual version - Fixed Sockets

The original had round holes in the "gums" and square rooted teeth. As you can imagine trying to put square pegs in round holes wasn't very effective. Also the "gums" didn't lay flat on the build platform. I've solved both of these issues by fixing the "gums". The "gums" now have a flat bottom and the teeth should fit into them with much less trouble. (we'll see once I reprint my fixed version.