avocado-framework/avocado — pull request #92 by ruda (2014-06-06 22:14:55+00:00)
Title: avocado.utils.virt: Be silent if libvirt is not present

Avoid message that libvirt is not installed,
just disable the "run_vm plugin" and stop polluting the output.

Signed-off-by: Ruda Moura