Replaced tribal name makers with Rustican variants in Culture.xml and added leader title maker. Updated FCP_Wastelander_Factions.xml to use new world icons, adjusted settlement generation weight, added fixed and name makers, and removed genetic variance and goodwill fields. Added new world icon textures for Wasteland Settlers and Scavengers.
Introduces new faction definitions for Wasteland Settlers and Scavengers, including their group behaviors and characteristics. Adds new pawn kinds: Settlement Mayor, Scavenger Boss, and Scavenger, with appropriate weapon and apparel tags. Updates existing pawn kinds to use more specific weapon tags and conditional mod requirements.