
Add manage and unmanage commands. Cinder code: https://review.openstack.org/#/c/72501 See also adding support for "bootable" flag for volume manage, and changing the LVM backend to use the source-volume-name key as part of the existing-ref structure, to make the CLI easier to use: https://review.openstack.org/#/c/108488/ Implements: blueprint add-export-import-volumes Change-Id: I27d0d3396d80063a51b0fe56d2d3c92931fa9c6c