[FR] Linked IP support DA Exim outbound managed IP's

[Petertjuh360]

Hi,

Please add AAAA records support for the following function: http://www.directadmin.com/features.php?id=1692

For example:

add_domain_to_domainips=0 = Disabled
add_domain_to_domainips=1 = Enabled
add_domain_to_domainips=2 = Enabled with AAAA records