[uicfg] allow autoform_section's formtype parameter to be a tuple
Typical usage is:
afs.tag_attribute(('X', 'y'), formtype=('main', 'muledit'), section='attributes')
"""server side objects
:organization: Logilab
:copyright: 2001-2010 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
"""