| === MailAttributesToMimeHeaders | |
| This mailet replace the mail attribute map of key to MimePart | |
| by a map of key to the MimePart content (as bytes). | |
| It takes only one parameter: | |
| * attribute (mandatory): mime content to be decoded, expected to be a Map<String, byte[]> | |
| Then all this map attribute values will be replaced by their content. |