Remove another unused state argument

game.js

@@ -118,7 +118,7 @@ Returns the timeout id - but you still need to cancel it through stopTimer!
 */
 function startTimer(config) {
   const timeout = setTimeout(() => {
-    const result = config.func(state, config);
+    const result = config.func(config);
     refresh();
 
     // the timer may have terminated itself!