Class MailArchive adds an index as metadata to the archive. We may add new features to this mailindex in future versions while still maintaining backward compatibility. See #49 for an example. So we may need to distinguish versions. Therefore we should add a header to the mailindex in a similar way as in the manifest.
Class
MailArchiveadds an index as metadata to the archive. We may add new features to this mailindex in future versions while still maintaining backward compatibility. See #49 for an example. So we may need to distinguish versions. Therefore we should add a header to the mailindex in a similar way as in the manifest.