Add Cinder active-active support for Dell PowerFlex driver. Implements: blueprint dell-powerflex-aa Change-Id: Ifde39110baff8f1365d6a68328a08353114ab763
Cinder Reference Documentation (source/reference)
Introduction:
This directory is intended to hold any reference documentation for Cinder that doesn't fit into 'install', 'contributor', 'configuration', 'cli', 'admin', or 'user' categories.
The full spec for organization of documentation may be seen in the OS Manuals Migration Spec <https://specs.openstack.org/openstack/docs-specs/specs/pike/os-manuals-migration.html>.