Adding arthur colorscheme
Creating Arthur specs
Rename iterm2_colors_arthur_sepc.rb to iterm2__colors__arthur__spec.rb
Fixing syntax in arthur test file
Adding arthur colorscheme to README.md
Update README.md
Parameterize iterm2::dev and bump the default version

The good thing about this is the next time users want to update the
beta version, they can do it with simply changing their own code,
without forking the project.
Merge pull request #19 from sts/patch-1

Adding arthur colorscheme
Merge pull request #23 from gsamokovarov/parameterize-dev

Parameterize iterm2::dev and bump the default version
Comply to the Puppet lint standards

The latest [travis build] went on with green tests, but the linter failed
it, as I had a double quoted string with no interpolation in it.

  [travis build]: https://travis-ci.org/boxen/puppet-iterm2/builds/22983946