Aggiunti i servizi systemd adattati per Ubuntu

systemd-ubuntu/esame-configurator.target

systemd-ubuntu/esame-desktop-wallpaper.service

systemd-ubuntu/esame-firefox-home.service

systemd-ubuntu/esame-get-config-boot.service

systemd-ubuntu/esame-get-config.service

systemd-ubuntu/esame-get-config.timer

systemd-ubuntu/esame-iptables-rules.service

systemd-ubuntu/esame-kdm-autologin.service

systemd-ubuntu/esame-kioskmode.service

systemd-ubuntu/esame-mk-homedir.service

systemd-ubuntu/esame-mqtt.service

systemd-ubuntu/esame-multi-user.target

systemd-ubuntu/esame-nfs.service

systemd-ubuntu/esame-usb.service

systemd-ubuntu/esame-virtualbox.service

systemd-ubuntu/esame.target

systemd-ubuntu/esamekiosk.target

systemd-ubuntu/esameshow.target

systemd-ubuntu/esamesync-esame.service