FEAT #12072 TIME 0:40 re add outgoing mail + clean attachments module

apps/maarch_entreprise/class/class_list_show_Abstract.php

apps/maarch_entreprise/class/class_lists_Abstract.php

apps/maarch_entreprise/xml/entreprise.xml

modules/attachments/README.md

modules/attachments/add_attachments.php

modules/attachments/ajaxDelAttachment.php

modules/attachments/attachments_content.php

modules/attachments/choose_attachment.php

modules/attachments/class/attachments_controler_Abstract.php

modules/attachments/del_attachment.php

modules/attachments/get_chrono_attachment.php

modules/attachments/js/functions.js

modules/attachments/remove_letterbox.php

modules/attachments/setFinalVersion.php

modules/attachments/show_attachments_details_tab.php

modules/attachments/show_attachments_tab.php

modules/attachments/xml/IVS/requests_definitions.xml

modules/attachments/xml/IVS/validation_rules.xml

src/app/email/controllers/EmailController.php

src/frontend/app/signature-book.component.ts