Erweiterungen und cleanup

lib/content_views/tour_list_page.dart

@@ -5,7 +5,6 @@ import 'package:stadtbote/content_views/utils/content_view_widget.dart';
 import 'package:stadtbote/messages/pop_content_view_message.dart';
 import 'package:stadtbote/model/job_tour.dart';
 import 'package:stadtbote/popups/map_popup.dart';
-import 'package:stadtbote/tools/message_service.dart';
 
 import '../model/job.dart';
 import '../tools/constants.dart';