Add the following: - [GM_getValues](https://violentmonkey.github.io/api/gm/#gm_getvalues), [GM_getValues](https://www.tampermonkey.net/documentation.php#api:GM_getValues) - [GM_setValues](https://violentmonkey.github.io/api/gm/#gm_setvalues), [GM_setValues](https://www.tampermonkey.net/documentation.php#api:GM_setValues) - [GM_deleteValues](https://violentmonkey.github.io/api/gm/#gm_deletevalues), [GM_deleteValues](https://www.tampermonkey.net/documentation.php#api:GM_deleteValues)