Tidy up content class
Add has showcase boolean field
rhc selector change
Use js-components-container in onward and live blog
mega article template refactor
mega article template refactor2
Support for showcase main media
Unify tone and visual tone
Update visual tone references
changing slot controller selector
Merge branch 'master' into article-template-refactor

Conflicts:
	common/app/model/content.scala
	common/app/model/meta.scala
Visual tone for multimedia fragment
tonal template parity
merge resolution
Remove class article__container
Remove class article__inner
reverting gruntfile changes
Merge branch 'article-template-refactor' of github.com:guardian/frontend into article-template-refactor
image template refactor and article styles
missed head fragment