Removed virt-ctrl, virt-df, ocaml-libvirt - now in separate repositories.
Move programming information to libvirt generated doc. * README, libvirt/libvirt.mli: Moved programming information to libvirt generated documentation, greatly expanded examples and other issues. * examples/Makefile.in, examples/node_info.ml, examples/.depend: Added node_info example program. * .hgignore, Makefile.in: Ignore, clean up node_info binary. * examples/list_domains.ml: Make a read-only connection.