RSpec needs to be in :development and :test groups for generator support
Integrate SSO into tests as side-effect of listing orgs.

As a consequence of listing organisations, make sure spec support
is there to allow stubbing users in controller specs
First view and layout (org list)

Side-effect: Cucumber/Capybara for acceptance testing
Format launch date properly

Also fix up EOLs
Missing application.css
Merge pull request #1 from alphagov/org-list

Organisations list