add new What Object 'Match Archive Filename'

add new What Object 'Match Archive Filename'

This behaves like the 'ArchiveFilter' to 'ContentTypeFilter', in that
it matches the filenames in archives, as well as the filenames of
attachments (via filename property in the mime header).

Signed-off-by: Dominik Csapak <d.csapak@proxmox.com>
Reviewed-By: Stoiko Ivanov <s.ivanov@proxmox.com>
Tested-By: Stoiko Ivanov <s.ivanov@proxmox.com>