Update 1142 (Killing Floor 2)

Deep Blue Z event is live. https://forums.tripwireinteractive.com/index.php?threads/deep-blue-z-is-now-live.2339469/

Update 1142 is an accumulative game update that contains changes from Deep Blue Z beta 1 and beta 2 and adds minor changes on its own, such as fixing exponentially growing explosion radius of HRG Bombardier self-destruction when used with Demolitionist's and Survivalist's extra radius skills.