Imap-tools

* Fixed: encoding bug at MailAttachment.content_id

* Fixed: bug in 3.12.6+ after [[3.12] [CVE-2023-27043] gh-102988: Reject malformed addresses in email.parseaddr()]

* Fixed: MailBoxFolderManager.list double quotes bug

* Fixed: MailBoxFolderManager.list parse bug

* Moved: SortCriteria to consts
* Added: \_\_str\_\_ to MailMessage
* Added: docs info

* [Breaking] Changed: "bulk" argument at BaseMailBox.fetch now can accept int values >=2 - for control bulk size
* Added "sort" argument to BaseMailBox.fetch and BaseMailBox.uids - for sort on server. Use SortCriteria constants
* Renamed: utf7_encode and utf7_decode from imap_utf7.py (was encode and decode)