Prevent save from being clicked multiple times

javascript/src/QfqForm.js

@@ -573,6 +573,7 @@ var QfqNS = QfqNS || {};
             type: "info"
         });
         info.show();
+        this.resetHandler();
 
         // First, remove all validation states, in case a previous submit has set a validation state, thus we're not
         // stockpiling them.