* Tweaks for online lag because of too many zombies

- New weapons 2/2
- Tonfa move set modified
- Optimized weapons texture
- Sweet victory credit song (l4d2 levels only)

3.8.2
* New weapons 1/2
* More wandering zombies
* Riot infected don't have police suit anymore
* 190mb to 130mb

3.8
* 2nd attempt update

3.8
* Hordes are bigger
* Hordes are optimized for performance
* Zombies health is very low
* Zombies don't make zombie noises
* Zombies can hear and see you from far away
* Zombies self ragdoll collision disabled for optimisation
* Melee sometimes hit very hard and make bodies fly
* Bots will change weapon to make sure that at least one member of the team is using a firearm
* L4D1 ragdoll physics

3.7
* Zombies have 100% chance to fight each other.
* IT damage set to 1 (When a zombie hit another zombie).

3.6.2
*Ragdoll colide removed.

3.6.1
* population.txt file removed, riot zombies are enabled.
* ragdoll collision enabled.

3.5
* Some infected are looking more humans (workers, jimmy, ceda, mud...).
* New green crosshair.

3.4
* 0 specials infected guarantee in coop (gamemodes.txt modification).
* 40MB space saved by replacing vmt files and not vtf files for loading poster screens.
* Loading screen in better quality by creating the vtf file with an original size file TGA then resized in VTFedit to 2048x2048 in DXT1 format.
* 20MB space saved by keeping the same vtf files for all the survivors with vmt files.
* 60MB space saved by removing the SL8 (replaced hunting rifle).
* Nova, Sawed-off (pump), XM1014 removed to save space.
* 80MB space saved by compressing common infected and weapons textures BGRA8888 to DXT5.
* population.txt added again to disable riot zombies, campaign 6 added into the file to avoid crash on The Passing, several lines added to avoid l4d1 models.
* Chance of mob spawning behind survivors to 30 instead of 75.
* Ragdoll discard range 1500 instead of 2000.
* Physic gun force 30 instead of 25.
* Director final stage delay 1 instead of 5.