BibUpload: FFT regression tests not to use CDS
- FFT regression tests are now no longer referring to physical files on the CERN Document Server, as this server can be changed independently of Invenio releases. (closes #504)
- Merge note: cherry-picked from 16cb428df9e6d57c9c1f67a2fe0fdc7cd2161631 and amended in several places to fit v1.0 release series.