Add test-domain-duplicate.xml which currently fails
Add test-domain-duplicate.xml which currently fails

This test has 3 duplicate "name" nodes in the domain XML, I don't
know what the right behaviour is in this case :)

libvirt/libvirt-glib,libvirt/libvirt-glib,JGulic/libvirt-glib,JGulic/libvirt-glib,JGulic/libvirt-glib,libvirt/libvirt-glib,JGulic/libvirt-glib,JGulic/libvirt-glib