Save progress
Add zone queries to index pages
Fix zone page headers
Zones amalgamate section tags, not sections
Zones are uneditionalised
Allow /all urls for zones
Ensure the all path is without edition for zones
Merge branch 'master' into add-zones

Conflicts:
	common/app/layout/FaciaContainerHeader.scala
Merge branch 'master' into add-zones
Add switch for zones aggregation
Add switches to admin
Fix editionalisation issue
Merge branch 'master' into add-zones

Conflicts:
	common/app/conf/switches.scala
Fix merge bug
Merge pull request #7304 from guardian/add-zones

Add zones for 'sport' and 'culture'