[Libguestfs] [PATCH 07/10 VERSION 2] Flexible guestfs_vmchannel parameter for future appliances.

The updated version of this patch: - Fixes the -c / --channel option (tested it this time) - Adds -v / --verbose option - Fixes the usage documentation - Adds a comment around the possibly confusing 'p + 4' code Rich. -- Richard Jones, Emerging Technologies, Red Hat http://et.redhat.com/~rjones virt-df lists disk usage of guests without needing to install any software inside the virtual machine. Supports Linux and Windows. http://et.redhat.com/~rjones/virt-df/