Added data components attribute for nav.
Add Free HTML kicker
Add tag & section kicker options in tool
Add tag & section kicker options in model
Add dead blog tone
add the dfp agent lifecycle to onward
Add logic for showing item-level section and tag kickers
Merge branch 'master' into customisable-kickers
Clear up Nginx readme
couple comment style fixs
fix report popup
hide staff-required elements with important
Add CircuitBreakerSwitch to all
operator formatting
Merge remote-tracking branch 'origin/master'
Create deadblog tone
Merge master into 'dead-blog'
Merge pull request #6180 from guardian/dead-blog

DeadBlog Tone
Extend breaking news switch by 2 months
Live blog update responses are cached at 30 seconds