Add socks5 with chromium wrapper

scripts/run_chromium_through_ssh_tunnel.sh

+#!/bin/bash
+
+# check inputs and print USAGE message
+if [ $# -lt 1 ]; then
+    echo "USAGE: " $0 "<tunnel-host> [URL]"
+    echo "where <tunnel-host> can be of the form user@host."
+    echo ""
+    exit
+fi
+
+# read tunnel host and print info to screen
+tunnel_host=$1
+echo will route traffic through ${tunnel_host}
+
+# read URL
+URL=$2
+
+# find free port
+socks_5_port=`python -c 'import socket; s=socket.socket(); s.bind(("", 0)); print(s.getsockname()[1]); s.close()'`
+echo using port $socks_5_port
+
+# Open socks5 proxy which will close after 15 Seconds if the tunnel is not
+# used.  Extension of sleep time necessary?
+ssh -f -D localhost:${socks_5_port} ${tunnel_host} sleep 15
+browser=chromium-browser
+which chromium-browser || browser=chromium
+${browser} --new-window --user-data-dir="/tmp/chromium_user_data_$(date -Ins)" --proxy-server="socks5://localhost:${socks_5_port}" ${URL}