sudo rm -rf /opt/
sudo rm -rf /home/pi/python_games/
sudo rm -rf /home/pi/perl-net-sdp/
sudo rm -rf /home/pi/shairport/
sudo apt-get remove lxde-common lxde-icon-theme gnome-icon-theme gnome-accessibility-themes gnome-themes-standard gnome-themes-standard-data hicolor-icon-theme omxplayer penguinspuzzle midori scratch