Correction du menu

MainWindow.xaml.cs

@@ -160,6 +160,10 @@ namespace Hermes {
             }
         }
 
+        private void Quitter_Click(object sender, RoutedEventArgs e) {
+            Close();
+        }
+
         private void Reinitialiser_Click(object sender, RoutedEventArgs e) {
             if(isEnabledFilter) {
                 citoyenCollectionViewSource.Filter -= new FilterEventHandler(CitoyenFilter);