Merge pull request #6 from nuodb/develop

Develop
Brokers attribute should default to empty array, if peer is localhost,
don't connect to yourself.
Formatting fix
Added vagrant files to .gitignore
Add ability to use license and alternative package version
Doc edit
Moving chef-solo bootstrap to this project
Exit on error.
typo fix
Now populate the /etc/hosts files for the nodes due to bug DB-4097
Accidentally entered python style in Ruby.
Added attribute start_agent to enable package only installation needed for clients.
Fixed formatting.
Changed the parameter name to start_service so that it can be used to disable/enable nuowebconsole  and nuoautoconsole.
Merge pull request #8 from akshah123/master

Allow option to make starting the processes or not
Bump to stable release
Default username for a domain is always "domain" regardless of the
domain's actual name.
Change the self-detection algorithm
Modify license loading to be standard
Doc fix