advotracker: reorganize the project using a crate based structure

* advotracker: the framework project
* crate/advotrackerdb: implementation of the database backend
* crate/advotrackerd: implementation of the backend (daemon)
* crate/adovtracker: implementaton of the application (CLI and GUI)

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

crates/advotracker_client/examples/messages_test/receiver/mod.rs

@@ -0,0 +1,5 @@
+/// The reciever state
+pub mod receiver_state;
+
+/// The receiver view
+pub mod receiver_view;