[REM] association: empty file
[REM] association: removing a file is good, but it removing from the manifest is better
[IMP] sale: remove default "My" filters
[IMP] sale: better version of fce13a5248344981f25eecbca4856586ce7e2500
to ease migration
[IMP] website_sale: Show error message if VAT number, Email is invalid.