Added port forwarding, fixes #14

portforward.sh

@@ -0,0 +1,11 @@
+#!/bin/sh
+
+client_id=`head -n 100 /dev/urandom | sha256sum | tr -d " -"`
+json=`wget -qO- "http://209.222.18.222:2000/?client_id=$client_id" 2>/dev/null`
+if [ "$json" == "" ]; then
+    printf "Port forwarding is already activated on this connection, has expired, or you are not connected to a PIA region that supports port forwarding\n"
+    exit 1
+fi
+port=`echo $json | grep -Eo [0-9]{3,5}`
+ip=`wget -qO- https://diagnostic.opendns.com/myip`
+printf "Forwarded port for IP $ip is: $port\n"