[selector] allow inplace operator in selector computation
Intended to facilitate overriding of existing selectors chain in view declaration.
It make the code shorter and clearer when you've to import long module pathnames
"""map standard cubicweb schema to xml vocabularies
:organization: Logilab
:copyright: 2010 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
"""
from yams import xy
xy.register_prefix('http://purl.org/dc/elements/1.1/', 'dc')
xy.register_prefix('http://xmlns.com/foaf/0.1/', 'foaf')
xy.register_prefix('http://usefulinc.com/ns/doap#', 'doap')
xy.add_equivalence('creation_date', 'dc:date')
xy.add_equivalence('created_by', 'dc:creator')
xy.add_equivalence('description', 'dc:description')
xy.add_equivalence('CWUser', 'foaf:Person')
xy.add_equivalence('CWUser login', 'dc:title')
xy.add_equivalence('CWUser surname', 'foaf:Person foaf:name')