Return 201 Created when uploading a resource for which only a proxy
existed.
Merge remote-tracking branch 'wf4ever/develop' into develop
Improve duplicate folder detection.
spelling
Fix test error.
roevo basic refactoring
copy folders
Refactored copy.
Fixed a bug: resources are serialized according to their MIME type, not
filename.
Updating URIs in annotation bodies works.
Finish refactoring the copy operation
DL test cleans after itself.
Save resources with decoded paths. All tests leave nothing in the
resource_infos table.