Merge pull request #1789 from MirantisDellCrowbar/bug/chef-server/pebbles/master

chef-install.sh fails to kill chef-server from upstart and bring it up with bluepill
Make dev know how to check out a build cache branch in more circumstances.
Make sure we only care about amd64 packages.
Get rid of Sources.gz related errors.
Update dev-vm-openSUSE.md
Add Crowbar personas and use cases

Move content from http://crowbar.sync.in/crowbar-usecases to Git, so
it's more accessible and visible to Crowbarians. Also makes it easier to
be kept up to date.
Merge pull request #1790 from jamestyj/jamestyj-use-cases

Add Crowbar personas and use cases
Add support for SLES in dev-vm docs
Add build support for redhat and centos 6.4
Initial SUSE specific install_chef version

- Incomplete
- Some manually steps required
- virtually untested
Fixed knife call added some info where continue
Updates to SUSE-specific install-chef script

Still incomplete and wildly untested, but does now cover all the
steps necessary to get a running admin node.

Signed-off-by: Tim Serong <tserong@suse.com>
Patching data_item.rb is not needed anymore

The patch is now part of the chef-server-api rpm
Addtional repo required
Automatically trust GPG key for Devel:Cloud
Fix typos
Automatically generate a secure password for chef in RabbitMQ and limit permissions on files which store it.
Fix missing semi-colons
Fail if hostname doesn't resolve
Update domain name in bc-template-dns.json