We've just baked a new build for our beta release (BETA2). 9017:e9d54cd577e7
Windows: http://download.gna.org/hedgewars/Hedgewars-0.9.19-r9017.exe (fixed link)
Linux: http://code.google.com/p/hedgewars/wiki/BuildingOnLinux ( hg up -r e9d54cd577e7 )
More details in the first beta post.
Bug reports are always accepted (patches too)!
Note that if you have any trouble w/ online play on the official server w/ 0.9.19 betas, please try specifying m8y.org as a LAN server instead.