Rewritten Grizzly Adams.lua. Converted KitNO lib to meta. Improved a lot of functions

Rewritten Grizzly Adams.lua 
Converted Killing in the Name Of... lib to meta.
Changes to bank.lua
I didn't touched the items price. It let them as it was in the old script. I only fixed the npc so you can trade the items now depending of your rank, improved some functions/lines, etc. Anyways i'll change it.