Fixes a bug declaring the href for the advanced search link.
Removing part of the file upload spec.  It's not passing at the moment and the entire process is mid rebuild.
Merge branch 'develop' of https://github.com/nu-lts/drs-sufia-app into feature/remove_batches

Merging in David's changes.
Builds out initial functionality for rescuing abandoned generic files on the provide_metadata page.
Remove setting of unused CRUD metadata.