Grab the latest installer packages from our site. SourceForge.net is also helping us out with an alternative mirror as our webserver is running a little warm (hello reddit).
You can also subscribe to the release channel at Desura:
If you don't already have the Freeware assets at hand click download in-game on first start to grab the minimal files required to play from our community sponsored content servers. Thanks to Project Perfect Mod for providing a new fast mirror for this release.