remove code. It could be nice to have many business_path with the same trade_phase. This means that many lines could be resulting of one model line. This behaviour can be usefull.


git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@27457 20353a03-c40f-0410-a6d1-a30d3c3de9de