Update FTB via bash

# Simple auto update scripts by tohands
# Required: bash, wget, sed and unzip.
# How to use it
# 'update.sh Mindcrack'
# will update the Mindcrack pack
# 'update.sh Ultimate'
# will update the Ultimate Pack
# Every update come officially from http://feed-the-beast.com/download.php.

#!/bin/bash
rm -rf $1.zip
wget `wget -qO- http://feed-the-beast.com/download.php | cat | grep -o '<a .*href=.*>' | sed -e 's/<a /\n<a /g' | sed -e 's/<a .*href=['"'"'"]//' -e 's/["'"'"'].*$//' -e '/^$/ d' | grep $1` -O $1.zip
unzip -o $1.zip