BibUpload: record signals addition

Signed-off-by: Jiri Kuncar <jiri.kuncar@cern.ch>
records: `reset_cache` added to `api.get_record`

Signed-off-by: Esteban J. G. Gabancho <esteban.gabancho@gmail.com>
Reviewed-by: Jiri Kuncar <jiri.kuncar@cern.ch>