Revert "Revert "firewall: Ignore destinations with wrong IP family""
Revert "Revert "firewall: Ignore destinations with wrong IP family""

Was needed anyway, will patch to make work with CIDR addresses.

This reverts commit ec069385729d5ac91de4a36ba72fe6cc17fdd852.

thusoy/salt-states,thusoy/salt-states,thusoy/salt-states,thusoy/salt-states