refactor so that rql rewriter may be used outside the server. Enhance it to be usable for RRQLExpression as well
"""contains utility functions and some visual component to restrict results of
a search
:organization: Logilab
:copyright: 2001-2009 LOGILAB S.A. (Paris, FRANCE), license is LGPL v2.
:contact: http://www.logilab.fr/ -- mailto:contact@logilab.fr
:license: GNU Lesser General Public License, v2.1 - http://www.gnu.org/licenses
"""
__docformat__ = "restructuredtext en"
from logilab.common.deprecation import moved
insert_attr_select_relation = moved('cubicweb.web.facet',
'insert_attr_select_relation')