add ClientUser.settings (#1041)

* add user settings

* Update Ready.js

src/structures/ClientUser.js

@@ -43,6 +43,13 @@ class ClientUser extends User {
      * @type {Collection<string, string>}
      */
     this.notes = new Collection();
+
+    /**
+     * Discord client settings, such as guild positions
+     * <warn>This is only filled when using a user account.</warn>
+     * @type {Object}
+     */
+    this.settings = {};
   }
 
   edit(data) {