[Samba] Incorrect handling of group permissions

[Peter Trifonov]

Dear Jerry,
> Please test 3.0.23a.  I made some changes to the winbindd 
> request and response structures to fix some alignment issues.
> Might not help you but it would be good to verify that the 
> problem still exists after those changes.
> 

After installing 3.0.23a nothing has changed, except groups are now reported
without domain name.
There are still many messages about invalid request size

With best regards,
P. Trifonov