fix: update to install kazoo from Pypi
fix: update to install kazoo from Pypi

- kazoo 2.1 got released, with necessary bugfixes

Change-Id: I67f6f8761a06e00f4e81fbdf62b14e358f4e7e24

obulpathi/poppy,openstack/poppy,stackforge/poppy,openstack/poppy,stackforge/poppy,stackforge/poppy,openstack/poppy,obulpathi/poppy,obulpathi/poppy