Adds blockAds property to Metadata.metaData

Identity overrides the default value of false (in IdentityPage), to
prevent ads from showing up in the identity application. Ads will be
displayed by default elsewhere, as they are now.
Multiple football styling fixes
Fixed styling on match result/fixture listings
Add blockAds check to javascript bootstrap
Tweaked swipe bar interaction
Merge pull request #1409 from guardian/add-blockAds-property-to-metadata

Block ads for identity pages
Fixed active state on football cta's
Merge pull request #1407 from guardian/football-style-fixes

Multiple football styling fixes
Merge pull request #1410 from guardian/swipe-ctas

Tweaked swipe bar interaction
Track events in expandable trails
Merge branch 'master' of github.com:guardian/frontend into expanding-reading-story-packages