---
features:
  - Configure "trustee" and "clients_keystone" sections.
    Support auth_plugin and versionless auth urls.
upgrade:
  - Removed deprecated options "keystone_host",
    "keystone_port", "keystone_protocol".
deprecations:
  - Deprecated "admin_user", "admin_password" and
    "admin_tenant_name" options in favour of auth_plugin
    auth method.