added iptables build

scripts/build_image.sh

@@ -14,6 +14,7 @@
 . ./scripts/iw.sh
 . ./scripts/hostapd.sh
 . ./scripts/openssl.sh
+. ./scripts/iptables.sh
 
 case $1 in
     build)
@@ -48,6 +49,9 @@ case $1 in
     openssl)
         openssl
         ;;
+    iptables)
+        iptables
+        ;;
     sdroot_usable)
         if [ ! -d downloads ]; then
           download_sources