Flatten create structure

Signed-off-by: Ralf Zerres <ralf.zerres@networkx.de>

advotracker_client/src/widgets/menu/mod.rs

@@ -0,0 +1,12 @@
+/*
+ * advotracker - Hotline tackingtool for Advocats
+ *
+ * Copyright 2020 Ralf Zerres <ralf.zerres@networkx.de>
+ * SPDX-License-Identifier: (0BSD or MIT)
+ */
+
+/// The menu view
+pub mod menu_view;
+
+/// The menu state
+pub mod menu_state;