NPC spawner v2.3 questions....

there’s the link for you ppl to see the file itself…

well I have to question about this addon that could not be answered on a previous thread bout’ this addon cause its a fix,and there’s subsequently no thread on these forums bout’ it

  1. I know how to add custom NPC’s…but then there’s the fact that some snpc’s are reskins…how do I add those?
    2.How do I edit rrelationships for this?

and I know that I’d had to edit this file> \garrysmod\garrysmod\lua\weapons\gmod_tool\stools
pcspawner.lua
but it is just that Idk how too…

ty in advance…