of the SQLCatalog when creating a new site. Instead, we just import the
SQLMethods and properties defined in erp5_core.

This removes the need to maintain the catalog in ERP5Catalog/sql AND the
erp5_core business template (which is now used exclusively, for both
installation and upgrade of catalog methods).


git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@10925 20353a03-c40f-0410-a6d1-a30d3c3de9de