kwalitee: work around epydoc __package__ issues
kwalitee: work around epydoc __package__ issues

* epydoc does not treat __package__properly, so let's work around it.
  (closes Savannah task 15508)

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