ntdll: Implement few Dbg* functions.

[Eric Pouech]

Vitaliy Margolen wrote:
> ChangeLog:
> ntdll: Implement few Dbg* functions.
> kernel32: Use new Dbg* functions instead of server calls.
> +        status = DbgUiDebugActiveProcess( hProc );
> +        status = DbgUiStopDebugging( hProc );
> -    if (self) DbgBreakPoint();
I wonder if we shouldn't use NtDbgActiveProcess, NtRemoveProcessDebug 
instead.
A+
-- 
Eric Pouech