Refactor display of cluster template
Refactor display of cluster template

Change-Id: Ie3f85420461ab9f5b5d5f8565bd68dbbd6257dad
Implements: blueprint python-savannaclient-cli

citrix-openstack-build/python-saharaclient,citrix-openstack-build/python-saharaclient,citrix-openstack-build/python-saharaclient,openstack/python-saharaclient