by Fabien, use the library Ft.Xml instead of xml.dom.minidom in order to make...

by Fabien, use the library Ft.Xml instead of xml.dom.minidom in order to make synchronization faster, and use xpath exression, this make the code much more cleaner

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@14478 20353a03-c40f-0410-a6d1-a30d3c3de9de