loadable error screen, reload actions, autoreload

lib/state/app/modules/marianumMessage/bloc/marianum_message_bloc.dart

@@ -14,7 +14,7 @@ class MarianumMessageBloc extends LoadableHydratedBloc<MarianumMessageEvent, Mar
   }
 
   @override
-  Future<void> loadState() async {
+  Future<void> gatherData() async {
     var messages = await repo.getMessages();
     add(Emit((state) => state.copyWith(messageList: messages)));
   }