Server 2.5.22/Client 2.5.16

[uroni]

@uroni

The use case is e.g. backing up a DigitalOcean instance. It is explicitly not to create image backups of all possible configurations e.g. LVM, mdraid, btrfs, …

I have nothing against widening that scope given enough help. The problem is also restoring it when it is backed up successfully.