REVERT: load appId from "steam_appid.txt" and not "config.json", because the Steam client requires "steam_appid.txt" to exist anyways
REVERT: load appId from "steam_appid.txt" and not "config.json", because the Steam client requires "steam_appid.txt" to exist anyways

also readme.md currently tells you to edit steam_appid.txt anyways, which is actually incorrect in Build 8 :X

nihilocrat/SteamWorkshopUploader