1. add barbican related policy 2. add barbican into service_mapping 3. add releatenote for barbican 4. update releatenote for zun and magnum Change-Id: I366e4482617654baab9091736e6f2b186aed6371
1. add zun install into post_install.sh 2. add zun into SUPPORTED_SERVICE_EPS and PREFIX_MAPPINGS 3. add zun policy Change-Id: I741922f06ad5103417a817ed0695f6b3d67fb926