Install Remastersys 3.0.x - Ubuntu 12.04

# Install Remastersys
wget -O- http://www.remastersys.com/ubuntu/remastersys.gpg.key | sudo apt-key add -
echo "deb http://www.remastersys.com/ubuntu $(lsb_release -c |awk '{print $2}') main" | sudo tee /etc/apt/sources.list.d/remastersys-$(lsb_release -c |awk '{print $2}').list
sudo apt-get update
sudo apt-get install -y remastersys