Merge branch 'develop'
Merge pull request #12 from UKTV/develop

Develop
Renaming content item renames auto tag rather than adding new one

This is tested for in UKCMS and should never have passed. Mystery. New test
added and code change to match. Version bump.
Clarification comment added
Merge pull request #13 from UKTV/hotfix_rename_content_item

Hotfix rename content item