Sig classification (was Re: discussion on increasing amount of gpg signatures...)

[Michael Young]

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> From: David Shaw <dshaw at jabberwocky.com>
> Incidentally, I did confirm that PGP (at least version 6.5.8 and
> later) does understand all 4 signature types, even though it can't
> generate them.

I also did some confirmation.  PGP2.6 should accept them.
The keyservers I tested had no problem with them.

Note that GnuPG had already been using class 3 for self-signatures.

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