This is the same as 1.7, it just adds few more models and corrections to the current release.
Before you instal the mod, and If you have the AK-105, or a FAR-15, or an LR-300 stashed or carried; you will have to unload it and remove all attachments from the gun, else you'll get a CTD and you won't be able to load your save.
Installation instruction :
---If you already have TAZ1.7 installed and running than you just need to extract this above it, replace everything and re-select your class---
-Instal Misery 2.1.1 and make sure it's running fine before installing TAZ.
-Extract the mod into your game directory and replace everything when asked.
-Re-select your class and start the game. It is advised to start a new game, but the mod is still savegame compatible, just read the notice above.