Merge pull request #2410 from stuartskelton/norton_dns_EOL_2018_11_15

Remove Norton Connect Safe as its EOL 2018-11-15

automated install/basic-install.sh

@@ -861,7 +861,6 @@ setDNS() {
     DNSChooseOptions=(Google ""
         OpenDNS ""
         Level3 ""
-        Norton ""
         Comodo ""
         DNSWatch ""
         Quad9 ""
@@ -893,11 +892,6 @@ setDNS() {
             PIHOLE_DNS_1="4.2.2.1"
             PIHOLE_DNS_2="4.2.2.2"
             ;;
-        Norton)
-            echo "Norton ConnectSafe servers"
-            PIHOLE_DNS_1="199.85.126.10"
-            PIHOLE_DNS_2="199.85.127.10"
-            ;;
         Comodo)
             echo "Comodo Secure servers"
             PIHOLE_DNS_1="8.26.56.26"