Accessibility additions: aria roles and managing focus
Added main role to fronts
Merged master and fixed sections conflict
Added navigation roles and labels to secondary content
Fixed merge conflict
Removed navigation role from most popular
added tests for network front
Added role=main to article pages
Merge branch 'aria' of https://github.com/guardian/frontend into aria
aria tests for article page
Converted ARAI cukes tests to scalatest
Remove cukes ARAI tests
Typo - ARAI -> ARIA
Merge pull request #463 from guardian/aria

Accessibility additions: aria roles and managing focus