[Dovecot] Eronious comment in sample Director configuration

[Timo Sirainen]

On Wed, 2010-07-07 at 13:53 -0700, Brad Davidson wrote:
> The sample Director configuration (10-director.conf) says that
> director_servers and director_mail_servers can be lists of either IPs or
> hostnames:
> 
> However, if I use hostnames, it bails out with an "Invalid IP address"
> error. It also seems to be confusing the dashes in my hostnames for
> address range specifications.

Not erroneous comment, but a feature I forgot to implement. Added:
http://hg.dovecot.org/dovecot-2.0/rev/065c414a5c07

It's also now be possible to create a dns name
"all-mail-hosts.domain.com" that contains IPs of them all, and only
have:

director_mail_servers = all-mail-hosts.domain.com