v0.4.0.0 - Multiplayer arena battle, new locomotion, new weapons — XLR Steam update #1035176

We've spent the last couple of months working really hard on this new update, and you'll notice quite a few major improvements and changes. The biggest difference is that we shifted the focus away from being a tower defense game, and made XLR into a multiplayer arena shooter. After adding in player-vs-player combat as a test in the old XLR, we got a glimpse of how fun it could be, and we really feel that switching to an arena shooter was the right move. One of the biggest challenges with an arena shooter in VR is locomotion. And we think we've solved it, at least for XLR. We did a lot of experimentation and tuning, and came up with a way of sliding a player around that seems to reduce or completely eliminate nausea for many players. We've tested it on as many people as we can find, from VR "veterans" to people who have never tried VR before. None of our testers have experienced any nause...