Added 'auth_uri' key to neutron.conf on controller node

I added configuration of the 'auth_uri' key to neutron.conf on the
controller node to eliminate a warning about potential endpoint
authentication issues in the Neutron server log.

Change-Id: I977fe53964a4a17fb0e28f0487f60bcffa828b1f
backport: havana
Closes-Bug: #1264166
Install Guide: Fix dpkg-statoverride

Fix the order of the arguments to follow a package
update that enforces this order.

Change-Id: I8ba9c183f0f07bda5489045be328d3b32693880d
backport: havana
Closes-Bug: #1264407
Adds swift ring replica count adjustability to Cloud Admin Guide

Added info on adjustability of ring replica counts to Object Storage section of Cloud Admin Guide

Change-Id: I5c6580ef553ab01cd5e77bb68c7db00d8f6e3014
backport: havana
Closes-Bug: #1095505
author: nermina miller
Merge "Added 'auth_uri' key to neutron.conf on controller node"
Merge "Install Guide: Fix dpkg-statoverride"
Merge "Adds swift ring replica count adjustability to Cloud Admin Guide"