Add a tag to football collapsibles
Use an a tag for expandable cta, not a span
from the logs, _seems_like we're getting empty responses - testing that theory
also testing out on autoupdate
Use button not A tag
Merge pull request #741 from guardian/handle-empty-jsonp-responses

Handle empty jsonp responses
Merge pull request #740 from guardian/trackable-elems

Track related showmore & football collapsible
return 202, with status property
handle non-existant match jsonp response
Merge branch 'more-on-match-jsonp' of github.com:guardian/frontend into more-on-match-jsonp