Revert "Added support for own hostnames and pathStyle Requests in order to use "third-party" s3 services. (e.g. ceph or swift)"

This reverts commit dc75f695480f5496ba1c8b7007ab5e6a70493428.
Added support for own hostnames and pathStyle Requests in order to use "third-party" s3 services. (e.g. ceph or swift)