[libvirt] Refactored previous patch into 5 patches
[sandbox PATCH 1/5] Add virt-sandbox -s inherit, to execute the
[sandbox PATCH 2/5] Unit files only exist in Systemd Containers.
[sandbox PATCH 3/5] -S is not supported by virt-sandbox
[sandbox PATCH 4/5] Fix SEE ALSO lines to be multi-line
[sandbox PATCH 5/5] virt-sandbox needs to mention LIBVIRT_DEFAULT_URI