libvirt engine events auto discover hypervisor by default
libvirt engine events auto discover hypervisor by default

libvirt.open() has the good idea to automatically connect to the first
available local hypervisor it finds if the uri parameter is None. Don't
force a default value to benefit from that feature. Thus a configuration
like the following will listen to all events on the local hypervisor:

    engines:
        - libvirt_events

saltstack/salt,saltstack/salt,saltstack/salt,saltstack/salt,saltstack/salt