Switched default to CERN authentication (when CFG_CERN_SITE is enabled) in order to speed up migration to CERN accounts.
Switched default to CERN authentication (when CFG_CERN_SITE is enabled) in
order to speed up migration to CERN accounts.

inveniosoftware/invenio,tiborsimko/invenio,inveniosoftware/invenio,tiborsimko/invenio