Add Guss Colours and update Guss
Rename NewNav into NewNavigation
Fix commercial Sass issues to get compilation to work again
Make sure top nav item search loses its left padding when it's the first item in the top nav
Add class to body when new navigation is on
Merge branch 'master' of github.com:guardian/frontend into new-nav-design
Sass coding conventions
Merge pull request #4727 from guardian/new-nav-design

New nav design update