Add GOV.UK frontend layout
Set up pages controller and view
only include the old global styles
Add first version of pages controller

- Updated status charts to let it have links to pages view filtered by
  week
- Added base frontend stylesheet and IE specific versions version
- Added hit range model and added methods to hit model to power it
- Added the date formats from whitehall for standard GOV.UK style dates
Add index page to let you navigate orgs

Moved the org logo under a class to stop it hitting every element with
the right class.