- put save and edit buttons inside content bloc div. Use id (save and edit  buttons can't be present more than one time per page).
- add a span bloc (this will probably required some css modifications on themes  that use this form in web_mode).

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@28437 20353a03-c40f-0410-a6d1-a30d3c3de9de