Update Vagrantfile syntax
Update Vagrantfile syntax

The default Ruby shipping with OS X 10.10 is Ruby 2. Most people will
be using 10.10 or 10.11.

alphagov/govuk-puppet,alphagov/govuk-puppet,alphagov/govuk-puppet,alphagov/govuk-puppet,alphagov/govuk-puppet,alphagov/govuk-puppet