move this to opus-to-rdf branch
new option -u local

builds from local codebase
display of parent plus type at /resource/{pid}.regal
Update on resources via put

- PUT /resource/namespace:pid will cause updates on the resource
- parent relations can be reset
- types can be changed
Merge branch 'opus-to-rdf' into test
return values are not used
javadoc, remove param, etc.
license, javadoc
opus rdf qucosa ids
moved to edoweb-sync
pids must not contain colons
scripts from DigitoolDownloader
DigitoolDownloader has been removed
digitool-downloader removed