fujita/swift3 — pull request #17 by kvdveer (2012-10-22 13:32:31+00:00)
Title: Stubbed out versioning command 

This is necessary for CyberDuck, which issues the versioning command and errors
out if that doesn't work. This implementation simply returns that versioning
hasn't been configured.

See: http://docs.amazonwebservices.com/AmazonS3/latest/API/RESTBucketGETversioningStatus.html