Add .nvmrc to gitignore
Merge branch 'nvmrc-gitignore'
Tweaked Slice deduping.

Added a test too.
A little bit of cleaning up
Merge pull request #6042 from guardian/facia-cards-2.0

Tweaked Slice deduping.
Merge branch 'master' into football-all-add-tags-bar
Indentation fix.