add RSS Feed from firefox' Dialog to newsbeuter

#!/bin/bash
## Copyright (c) 2012 by Bash Vi
## This code is released under the terms
## of the WTFPL (What the Fuck Pulic License) version 2.0
## http://sam.zoy.org/wtfpl/
echo $1 | sed -e "s/feed:\/\//http:\/\//g" | sed -e "s/feed://g" >> ~/.newsbeuter/urls