setup: fix entry point groups for extension
setup: fix entry point groups for extension

* Adds the entry point for this extension in invenio_base.apps.
  (closes #40)

Signed-off-by: Javier Delgado <5e5ca04284d36f70c75026b19c877319dd719efc@cern.ch>

tiborsimko/invenio-access,inveniosoftware/invenio-access,tiborsimko/invenio-access,inveniosoftware/invenio-access