[Samba] GPOs, sysvol and such related plumbing

[miguel medalha]

> I have been using Samba AD DC 4.9.1 for a little bit 6 months now. 
> Very stable. Never heard of any stability problems concerning GPOs. 
> There are no problems with GPOs, but as I found out, you must give the 
> GPO changes time to take effect (30 minutes). I haven't found out how 
> to force GPO updates under Samba yet, but that's probably due to my 
> lack of time and inherent laziness. And you can lock yourself out from 
> a true Windows domain, as well as from a Samba domain. Nothing that 
> yells at you that you're up to something stupid in either system ;-)
>
I have been using Samba for many years, and GPOs since Samba 4 was first 
released. And yes, they do work... most of the time.

But I am sure Samba developers understand what I meant.