Zombie Survival Fixes (v1.10)
Fixes and improvements based on community feedback
Zombie Survival
Fixed
Fixed invincible headcrabs
Improvement
Sentry Turrets are now limited

Between waves 1-10 you are limited to one turret. Waves 11-20 you are limited to two. Waves 21-30 you are limited to three.

Fixed
Fixed an issue where the sentry turret angles were not clamped and would get stuck and not shoot.
Improvement
Moved the Sentry Gun placement weapon to Slot 6
Improvement
Delivery drones and packages are now immune to map cleanups
Fixed
Fixed an issue where the faster reload perk would increase the reload animation speed but not the speed of the clip reload.
Improvement
Reduced the damage the ray gun does against bosses