improved readme
improved readme

obulpathi/poppy,openstack/poppy,amitgandhinz/cdn,obulpathi/cdn1,obulpathi/poppy,amitgandhinz/cdn,stackforge/poppy,obulpathi/cdn1,stackforge/poppy,obulpathi/poppy,openstack/poppy,openstack/poppy,stackforge/poppy