Adapt new api-style
- change fileUpload from MultipartMixed to
FormDataMultiPart with a file body
- change generation of oaisets from /utils/makeOaiSets
to /resource/{pid}/oaisets
- change dublin core serialization
Fix EDOZWO-334
- xpath processing handled by XmlUtils
- xpath to select FileIds is more precise now
- issues are taken into account
- all linked resources that are not linked in Struct-Map will NOT be
included
change logging level
adds javadoc