KFEra update v2.21 - General rework

Zeds and waves

• Brutes: more of them, spread out through the wave instead of arriving at once.
• Husks: 30% less damage, and they now they spawn more through the wave instead of arriving at once
• Big zed heads (Scrake, Fleshpound, Jason, Brute, Husk) reduced head HP
• Patriarch wave - reduced trash Zed spawns.
• Siren scream pulls you in 20% less.

Perks

• Spawn ammo: +20% ammo on the gun you spawn with.
• Commando: headshot damage bonus stops growing after level 30

Other

• Achievements: only KFEra achievements are shown now.
• Perk icons: classic perk icons instead of custom ones.