FULL PATCH NOTES:
Features
Proximity Voice Chat, you can now talk to your friends in game
A Help page within the pause menu if you want help on puzzles
Balancing
Nightmare Difficulty has been changed to make it into a scarier experience.
Darker fog
Limited stamina
Faster enemies
Bug Fixes
Fixed a lot of bugs across the AI's in general
Fixed a bug where the nametags wouldn't show up correctly for people
Fixed a bug where the wrong color would show on players jackets
Fixed general bugs across the board