Remove inexisting style
Remove border on top of article headline when there is a local navigation menu
Merge branch 'master' of github.com:guardian/frontend into localnav-headline-border-fix

Conflicts:
	common/app/assets/stylesheets/module/nav/_localnav.scss
Merge pull request #2208 from guardian/localnav-headline-border-fix

Remove double border below local nav in articles