Added keyring implementation in client_daemon.

Signed-off-by: k4rl85 <k4rl85@hotmail.com>
Added keyring implementation in connection_manager.

Signed-off-by: k4rl85 <k4rl85@hotmail.com>
Added keyring to clients requirements.txt file.

Signed-off-by: k4rl85 <k4rl85@hotmail.com>
Fixed test with keyring implemantation.

Signed-off-by: k4rl85 <k4rl85@hotmail.com>
Removed unused variable.

Signed-off-by: k4rl85 <k4rl85@hotmail.com>
Merge branch 'master' of github.com:corso-python-prato/share-system-team2 into keyring
Merge pull request #79 from k4rl85/keyring

Aggiunto keyring a client_daemon