Use SVG graphics in HTML docs

 * Pre-convert SVG images to PDF with Inkscape

 * Do not pre-convert SVG to JPG, let Sphinx choose the best image
   format (SVG or PDF)

 * Optimize diagram scaling for consistent font sizing and clean PDF
   layouts

Change-Id: I22285f5284f3c396ebe98392fca3dc731b01d6fa
Reorganize storage reference architecture

 * Expand Storage Nodes subsection of Logical Setup with HA
   considerations for Ceph and Cinder LVM

 * Fix nesting level of the Neutron vs. nova-network section so that it
   and Savanna Deployment are subsections of Technical Considerations

 * Replace Swift specific Object Storage Deployment section with new
   Storage Architecture that covers all aspects of storage for OpenStack

 * Ceph deployment diagram for Storage Nodes subsection

 * Expanded explanation on when to use dedicated Swift nodes vs
   deploying all Swift services on controllers

 * Describe Ceph RBD support differences between vanilla Havana and
   Mirantis OpenStack 4.0

Change-Id: I9048a8299294716fe526f18eeab530c39477c4f2
added docs for new methods

Change-Id: If56ae40a59aae0a7a4269edb64b5e9cd558a5a1f
Match subject with the verb

Change-Id: I42bfcc04ab8940a4c908e7cf365bdcca3fc08bcc
Added Galera autoassemble procedure description for HA cluster.

Closes-Bug: #1250573

Change-Id: Ic93640cddc1d0fb8d55b153da1039288909f81a4
Updated Savanna part of the docs for Fuel 4.0

 * Changed all links to docs and artifacts from Savanna 0.2.2 to Savanna 0.3
 * Also added a sentence to make smooth transition between Additional Checks
   and Platform Tests sections

Change-Id: Ic31a8d79de121f57e8ee4c8099670dc4abf0dffa
Remove duplicate to

Change-Id: I33192fd935b2253c1c6eb6b791e66a50c2959bb0
Merge "Updated Savanna part of the docs for Fuel 4.0"
Merge "Match subject with the verb"
Merge "Remove duplicate to"
Merge "added docs for new methods"
Merge "Added Galera autoassemble procedure description for HA cluster."
Clarify wording in the description of Multi-node deployment.

Change-Id: I0d978898334987cada7eaf3e257d3b0ae60de892
Merge "Clarify wording in the description of Multi-node deployment."