[chora] Diffs aren't shown

[Chuck Hagenbuch]

Quoting Alexander Skwar <lists.ASkwar at email-server.info>:

> The reason why I think so, is because the name of the configuration
> variable 'tmpdir' made me think that this is used for all temporary
> files.  And in the case we're discussing here, it's not used, because
> the TMPDIR environment variable hasn't been set to the value specified
> in the configuration.

It's not used by cvsdiff. Which is hardly part of Horde. I don't really see
why we should mess with system setup in this way.

-chuck

--
Charles Hagenbuch, <chuck at horde.org>
"... It is not more light we need, but more warmth! We die of cold, not of
darkness. It is not the night that kills, but the frost." - Miguel de
Unamuno