Remove blended containter AB tests and switches
Merge pull request #3939 from guardian/remove-blended-container-test

Remove blended containter AB tests and switches
Merge branch 'master' of github.com:guardian/frontend into jr-change-avatar

* 'master' of github.com:guardian/frontend:
  Remove blended containter AB tests and switches

Conflicts:
	common/app/conf/switches.scala
Added new configuration hash after merge