[Libguestfs] [PATCH v2v] Add --root (root choice) option.

I tested this for the --root=ask, --root=single cases, and the others look obvious from code inspection. Rich. -- Richard Jones, Virtualization Group, Red Hat http://people.redhat.com/~rjones New in Fedora 11: Fedora Windows cross-compiler. Compile Windows programs, test, and build Windows installers. Over 70 libraries supprt'd http://fedoraproject.org/wiki/MinGW http://www.annexia.org/fedora_mingw