Add OpenDNS server confs for DHCP server

snic/dhcpd4-eth0.conf

@@ -17,5 +17,5 @@ subnet 192.168.3.0 netmask 255.255.255.0 {
   range                       192.168.3.4 192.168.3.254;
   option subnet-mask          255.255.255.0;
   option routers              192.168.3.1;
-
+  option domain-name-servers  208.67.222.222, 208.67.220.220, 208.67.222.220, 208.67.220.222;
 }

snic/dhcpd4-wlan0.conf

@@ -17,5 +17,5 @@ subnet 192.168.2.0 netmask 255.255.255.0 {
   range                       192.168.2.4 192.168.2.254;
   option subnet-mask          255.255.255.0;
   option routers              192.168.2.1;
-
+  option domain-name-servers  208.67.222.222, 208.67.220.220, 208.67.222.220, 208.67.220.222;
 }