[Samba] dehydrated hook for LetsEncrypt certs and samba dns (was: samba-tool auth in scripts)

[Jakob Lenfers]

Am 14.01.19 um 10:49 schrieb L.P.H. van Belle via samba:

> If i may, a few small suggestion, to make is little bit better to read/understand. 
> [...]

Thanks, I'm still new regarding AD lingo. I hope I understood everything
correctly and added it as you suggested.

> And tip, 
> 
> SAMBA_TICKETCACHE=/home/dehydrated/tmp/ticket-cache  
> Create that one on ramdisk. 

Why? I delete it directly afterwards, is that a problem?

Best,
Jakob