Add saveDublinCore microservice
filesystem_ajax#directory_children: fix parent directory name
wip
wip
Add new transfer/metadata/edit urls
Add loadDublinCore microservice
Transfer DC metadata form: Remove unnecessary dropdown

refs #6480
createSIPfromTransferObjects: move metadata

Currently, only objects/ and metadata/submissionDocumentation are
moved. This moves the entire contents of metadata/ into the new SIP.
This is necessary to persist DC metadata.