Don't use drill

See also cleanbrowsing#76

dnstest.sh

@@ -2,7 +2,7 @@
 
 
 command -v bc > /dev/null || { echo "error: bc was not found. Please install bc."; exit 1; }
-{ command -v drill > /dev/null && dig=drill; } || { command -v dig > /dev/null && dig=dig; } || { echo "error: dig was not found. Please install dnsutils."; exit 1; }
+{ command -v dig > /dev/null && dig=dig; } || { echo "error: dig was not found. Please install dnsutils."; exit 1; }
 
 
 NAMESERVERS=`cat /etc/resolv.conf | grep ^nameserver | cut -d " " -f 2 | sed 's/\(.*\)/&#&/'`