krb5-1.8-beta1 is available

[Luke Howard]

Marcus,

> So the main concern I have at this point is it's not clear to me whatever
> this is has good documentation, &etc.  I'm now more or less convinced
> that S4U2Self and S4U2Proxy aren't ietf draft standards, but at least
> I found http://k5wiki.kerberos.org/wiki/Projects/Services4User .

S4U is documented in [MS-SFU].

KRB5SignedPath is documented at:

	http://k5wiki.kerberos.org/wiki/Projects/ConstrainedDelegation

This is an extension for using S4U2Proxy without the MS PAC.

-- Luke