* task dependency
* unifying some startup code and passing TaskClient around
* graceful shutdown handling for mix socket listener
* graceful shutdown handling for clients listener
* graceful shutdown handling for packet forwarding
* unified waiting for interrupt across binaries
* made 'validate_bech32_address_or_exit' into a function that returns proper Result
* printing formatted message on main error
* fixed failing test
* removed duplicate code that should have been gone ages ago
* ibid
* removed biased selection for authenticated handler
* minor refactoring to 'ensure_config_version_compatibility'
* socks5: send network-requester error in status channel
* Minor tidy
* task-manager: send status msg to indicate ready
* changelog: add note
* coconut/tests: fix clippy for rustc 1.66