Update to NTLM docs

[Eric Glass]

Do you have a sample?  I'd be interested to take a look.

> Your analysis of the signing and sealing part looks good, but it seems like in
> the dummy case (NTLMv1, no NTLMSSP_NEGOTIATE_SIGN and NTLMSSP_NEGOTIATE_SEAL
> flags negotiated), the sealing is handled a little different, too. I'm
> currently trying to track down what is happening there. I'll let you know if
> I find anything useful.
>
> Cheers,
> Kai
>
> --
> Kai Blin, <kai Dot blin At gmail Dot com>
> WorldForge developer    http://www.worldforge.org/
> Wine developer          http://wiki.winehq.org/KaiBlin/
> --
> Will code for cotton.
>
>
>