Added the implementation of the share server commands to OSC.
Commands are:
- openstack share server delete
- openstack share server show
- openstack share server list
- openstack share server adopt
- openstack share server abandon
- openstack share server set --status
Partially-implements: bp openstack-client-support
Co-Authored-By: Carlos da Silva <ces.eduardo98@gmail.com>
Change-Id: I01b0ee1a8092002d2c2aa916617b2db75654e8d8