Add missing AMQP options to cinder.conf

Add more AMQP and QPID configuration options
to the cinder configuration file. This enables
users to use QPID federation support and also
use durable queues for rabbitmq or QPID.

Change-Id: I2293f1b718dda8f3be889b3a4d241fce7713ece2
Fix Strainerfile

Change-Id: Ibabb328354b4204db1e15097cfb834a685b799ac
Implements: blueprint per-repo-tests
Merge "Add missing AMQP options to cinder.conf"
Add multiple backends support for cinder conf

This implementation allows users to configure multiple backends for
cinder volume. By providing a hash map for different volume driver
sections, cinder.conf can be configured to support multiple backends.

Change-Id: Idec6691168c6a67f1a11f7174a8a97ffb950d7b8
Implements: blueprint cinder-multi-backend-conf