Setup the Qpid access for ceilometer on RHEL

The default setting for rpc_backend is the kombu implementation, we need
to make sure that qpid is used on RHEL-like systems.

Change-Id: Ifef49622ad9043072a0cd9c102a9afcba305ec66
Closes-Bug: #1317502
public GPG key should be verified before using it

Change-Id: I0571d3cffd907afe31c485990987ea44c2d4410e
Document cinder API service multi-process config

This patch adds a section on how to use the new osapi_volume_workers
setting to increase the throughput of the Block Storage API service.

Partially implements: https://blueprints.launchpad.net/cinder/+spec/multi-process-api-service

Change-Id: I99f2d544bfccfe15c57f85b47c0da1b09ac54df6
revision of lab000-virtualbox-basics

Editoral review of the chapter:

Replaced <guilabel> with proper sections.
Use <note> and <warning>.
Use proper links.
removed the, removed But, removed Instance
added “a” before better, removed unnecessary sentence
removed another unnecessary sentence
privilege to plural, added “to” to sentence
. to :
changed sentence to start with “to check”
added in this example
be deploying to deploy
added space and removed sentence that didn’t make sense
removed extra “up” and added “an”
removed Which capitalization added the before rest
could to can, that to than
fro… to from. added the before scope
GUIDE to guide
removed unnecessary sentence
removed unnecessary sentence, removed extra space
changed sentence from “you don’t know what you’re doing”
removed extra space before :
added the before rest, and changed sentences
changed sentences, added the before OpenStack
changed 3 to VM, added another the
times doesn’t need to be plural
removed space after :

Change-Id: I54ad1abb4d789489b11b62ef8f1e4b28d7e22303
Merge "public GPG key should be verified before using it"
User Guide: Add CLI cheat sheet

Add a short CLI cheat sheet.

Based on the cheat sheet at
http://anystacker.com/2014/02/openstack-command-line-cheat-sheet/

Change-Id: I7e90377bab64cbfbd32ca83c40b48851c78e7dad
Co-Authored-By: Egle Sigler <ushnishtha@hotmail.com>
Closes-Bug: #1317531
Merge "Setup the Qpid access for ceilometer on RHEL"
Merge "revision of lab000-virtualbox-basics"
Merge "Document cinder API service multi-process config"
Merge "User Guide: Add CLI cheat sheet"
Fix typo: It's service-create

Change "service create" to "service-create".

Change-Id: I57543e7dd45066b714f5f3735f65a5e7e52df347
Closes-Bug: #1317954