[CFR] reflect resolv.conf update to running application

[Maxim Konovalov]

[...]
> I've looked this over and while I like the concept, I think the
> implementation could be improved.  First, it looks like named.conf has
> an include directive what is conveniently undocumented in the manpage,
> but in the BIND 9 Administrator Reference Manual at:
>
> http://www.bind9.net/manual/bind/9.3.1/Bv9ARM.ch06.html#AEN1534
>
> so if it actually works, we should use that instead of rebuiling the
> config file each time.  Second, the forwarders file should default to

We are using "include" directive for ages.

--
Maxim Konovalov