GM_config is a user script library that allows the user to edit certain saved values through a graphical settings menu. (This is just a copy of https://github.com/sizzlemctwizzle/GM_config to use in GF scripts)
This script should not be not be installed directly. It is a library for other scripts to include with the meta directive // @require https://update.greatest.deepsurf.us/scripts/459911/1188061/GM_config-lib.js