- some fields were replaced according to the refactoring of ERP5 CRM (start_date instead of date, use of properties defined in arrow,etc.)
- intensive use of proxy fields
- some forms have been removed because they were useless (forms previously used for workflow transition dialogs)

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@11198 20353a03-c40f-0410-a6d1-a30d3c3de9de