fix restart due to module

app.js

@@ -620,6 +620,7 @@ function changeKey(input) {
 class Stats {
     constructor() {
         this.modal = new bootstrap.Modal('#statsModal')
+        restartButton.onclick = restart
         this.load()
     }
 

index.html

@@ -145,7 +145,7 @@
                 </table>
               </div>
               <div class="modal-footer">
-                <button type="button" class="btn btn-primary" onclick="restart()">Rejouer ?</button>
+                <button id="restartButton" type="button" class="btn btn-primary">Rejouer ?</button>
               </div>
             </div>
           </div>