NTDOM support in main branch

[Dana Canfield]

Just for clarification, does this mean that we no longer need to acquire arcfour
separately?  I suspect it
doesn't, but just thought I should check.

Thanks!

Andrew Tridgell wrote:

Note that:

> 1) you don't need to compile with -DNTDOMAIN, that is now the default
> 2) you don't need any external code or libraries. All the necessary
>    code is built in.
>
> You still need to follow Lukes instructions on how to set this stuff
> up, which is why I'm particularly interested in hearing from people