WebSubmit: check_user_can_view_record in publiline
WebSubmit: check_user_can_view_record in publiline

* Use check_user_can_view_record() in publinine in order to check
  access rights to a given document.

* No longer expose some sub-functions through the web interface.

* Removes some deprecated code. Small cleaning.

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