Log Message:
yquake2: Update to 7.43

Quake II 7.42 to 7.43:
- Recover from a lost sound device, do not crash of no sound device is
  available. This fixes several problem with DisplayPort and HDMI audio,
  especially with the Intel Windows GPU drivers.
- Several small game logic fixes. This includes a fix for a potential
  progress blocker in 'The Torture Chambers' introduced in the last
  release. (by BjossiAlfreds)
- Add the 'gl1_particle_square' cvar, it forces square particles in
  the GL1 renderer. (by Mason UnixBeard)
- The software renderer is no longer experimental.
- Add an option to configure the gun Z offset in the software renderer.