Stop skipping erp5.portal_type or erp5.temp_portal_type, because this makes interactions not working, and dangerous as well, as accessors are stored into document classes directly.

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@39476 20353a03-c40f-0410-a6d1-a30d3c3de9de