xREL.v3

- Fixed random sounds mysteriously relocating/repitching sfx
- Emulate the ceiling glide glitch found in original game
- Replaced all sounds of the game with the N64 version of the game. Quality is actually significantly better than the original 1997 PC port

- Fix back/exit button on joystick menu
- Localization for hub key plaque messages
- Add a fatal error call preventing crash for missing vertex attribute array support common to Win 8.1-10 default WDDM drivers missing OpenGL 2.0 support

- Enemies can now be blown away while in the death state
- Use generic spark for metal (robot) grunt subtypes when hit by knife
- Green blood and non-blood support (toggled in violence options)
- Localize extra life string
- GPU memory optimizations and cleaner implementation of Bloom post process
- Fixed light scatter post process for intel chipsets
- Possible fix for multiple weapons showing at once
- Fixed memory leak and flooding of nested kexParsers due to level scripts not being properly closed

- Refactor cheats and add unlock of infinite lives when you get max lives
- Support for hud opacity cvar
- Do not allow picking up backpacks when you already have one
- More fixes for preventing player from getting ejected into a room below him
- Don't holster weapon when entering anti-gravity areas
- Possible fixes to Mantis script logic
- Fix a problem where campaigner will not stun if he is locked in a melee cycle
- Special case checks for dealing with looping sounds played by sources
- Warp hum and waterfall sounds now loop
- Allow birds and monkeys be killed by particle accelerator because why not?
- Make some wind sounds loop
- Fix minigun/accelerator loop sound lock when holdstering
- Fix particles randomly becoming black
- Fixing tek arrow models