simplify packaging file for demo app
simplify packaging file for demo app

dhellmann/cliff-tablib,enzochiau/cliff,openstack/cliff,citrix-openstack-build/cliff,enzochiau/cliff,dtroyer/cliff,dreamhost/cliff-tablib,dtroyer/cliff,hguemar/cliff-tablib,citrix-openstack-build/cliff,idjaw/cliff,openstack/cliff,idjaw/cliff,varunarya10/cliff,varunarya10/cliff