[Patches] Fixes for machine password problems [bug #12262]

[Ralph Böhme]

On Mon, Feb 20, 2017 at 08:08:36PM +0100, Stefan Metzmacher wrote:
> here's some patches to fix problem with the random passwords
> winbindd sets every week (by default).
> https://bugzilla.samba.org/show_bug.cgi?id=12262
> 
> In Samba 4.2 we only used ascii passwords, but with 4.3
> we're using random unicode passwords. This causes
> a lot of trouble if someone uses "unix charset != utf8".
> But also with unix charset = utf8 it can sometimes happen
> that kerberos authentication start to fail if
> the password uses code points > 0xffff.

great work, thanks!

> 
> Please review and push:-)

reviewed-by: me. Will push later.

Cheerio!
-slow