Add maximum microversion for Ocata
Microversion continues bumping with new features, that is great thing.
This patch adds the maximum microversion for Ocata to let users know
what features are available on each release.
The following github history is an evidence of this microversion:
@@ -281,6 +281,6 @@ user documentation.
``active_backend_id`` as filters, and returns additional fields for each
cluster: ``replication_status``, ``frozen``, ``active_backend_id``.
-3.27
-----
+3.27 (Maximum in Ocata)
+-----------------------
Added new attachment API's
