Fix check for stopped/unmanaged resources.
Fix check for stopped/unmanaged resources.

Add optional step for cleaning up resources on a node.

This is needed to eliminate the issue with openstack-heat-engine
resource sporadically fail to start on rebooted node.

Usage example:
    ir tripleo-overcloud --deployment-files virt \
        --postreboot True \
        -e '{"cleanup_services": [ "openstack-heat-engine" ]}'

Change-Id: I5b788eb4eb94d093436a982dcf16b906bb0fe703

okolisny/InfraRed,redhat-openstack/infrared,okolisny/InfraRed,redhat-openstack/infrared,okolisny/InfraRed,redhat-openstack/infrared