Demo Update: lifts, smarter turrets and new sounds

Chicks vs Ducks

New ways up in Test Facility, turrets that warn you where they hit, a fresh look and a pile of fixes. Thanks to everyone who jumped into the Chicks vs Ducks demo and sent us feedback. This update is built from your reports. New Test Facility: two lever lifts and six new grapple points make the upper catwalks much easier to reach. Turrets no longer paint a laser on you. Instead they lead their shot, and a danger z