[Spambayes] messageinfo_storage_db, crucial "not" missing

[Tony Meyer]

> The docs for this option say:
> 
>      """Spambayes builds a database of information about messages
>      that it has already seen and trained or classified.  This
>      database is used to ensure that these messages are retrained
> here---------------------------------------------------^ 
>      or reclassified (unless specifically requested to).  This option

Thanks, fixed.

=Tony Meyer