[PATCH] Better tagging.

[Matthias Andree]

michael at optusnet.com.au writes:

> This degrades the performance of bogofilter about 4% on
> my dataset. I.e. the number of false negatives is about 
> approx 14% before this patch, and approx 10% after. False
> positives aren't changed. (they _may_ be better, but the
> numbers are too small to be reliable).
>
> This is pretty much what I'd expect. The more info
> you feed it, the better it is at discrimination.

Well, the patch looks very useful to me, since we can now investigate
closer what tokens are good indicators and we separate header from body
information. David, any objections to merging the stuff in one go (save
for polishing it)?

-- 
Matthias Andree

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