Addition of a notify-message operation to inform the daemon that a
device has been unlocked. If the device is not known by the daemon, it
will be added to the daemon local database.

Change-Id: Ic4a6f6210fbe2d017c9b4ab7b6b1d0df4ef7956e
Signed-off-by: Sebastien Gougeaud <sebastien.gougeaud@cea.fr>
Reviewed-on: https://gerrit.ccc.ocre.cea.fr/gerrit/c/phobos/+/6790


Tested-by: Jenkins s8open_nr <s8open_nr@ccc.ocre.cea.fr>
Reviewed-by: Quentin Bouget <quentin.bouget@cea.fr>
Reviewed-by: Thomas Leibovici <thomas.leibovici@cea.fr>