BibRank: debug output for report numbers catchup
BibAuthorID: Graceful handling of an empty external publications list.

Signed-off-by: Artem Tsikiridis <artem.tsikiridis@cern.ch>
Merge pull request #39 from Osso/bibrank-debug-output

BibRank: debug output for report numbers catchup
Merge pull request #40 from atsikiridis/prod

BibAuthorID: Graceful handling of an empty external publications list.
BibIndex: kwalitee fix

* Runs `autopep8` on bibindex files

* Fixes kwalitee issues

* Updates copyright year

Signed-off-by: Federico Poli <federico.poli@cern.ch>