BUG Metadata heading removed from RediretorPage

Currently the empty metadata accordion stays on the RedirectorPage. This is now removed.
Merge pull request #292 from dhensby/patch-1

BUG Metadata heading removed from RediretorPage
FIX: Fixed create-folder function:
Updated translations
Updated translations
Merge remote-tracking branch 'origin/3.0' into 3.1
Merge remote-tracking branch 'origin/3.1'
Update for HTTP API changes.