Policy: implement default policy. Refs #2714
Web interface: add ExternalPing option. Refs #2714
Web interface: ad controller for firewall objects. Refs #2705
Web interface: add translations. Refs #2714
tcinterfaces templates: Refs #2332
Templates: custom findgw for red with DHCP. Refs #2332
Web interface: add header for Configure controller. Refs #2332
Events: add wan-uplink-event. Refs #2332
Web UI: zones can contain only CIDR network. Refs #2705
template: add custom rules fragment for /etc/shorewall/rules. Refs #2716