General:
- Added 1-2-3 weapon switching for keyboard users.
- Additionally, the HUD now displays an overview of the weapons and their upgrade levels in the three slots: Primary, Secondary, and Melee.
- Added an option to invert the Y-axis for the right stick and mouse in the settings menu.
- Decreased the frequency of Operator callouts by 10%.
Bug Fixes:
- Fixed several spots on the Bowling map where zombies could get stuck.
