disable screensaver and autostart chrome

[bockha]

the file /home/pi/.config/lxsession/LXDE-pi/autostart shall contain the following content:

@lxpanel --profile LXDE-pi
@pcmanfm --desktop --profile LXDE-pi
#@xscreensaver -no-splash
@point-rpi
@xset s off
@xset -dpms
@xset s noblank

# If Chrome crashes (usually due to rebooting), clear the crash flag so we don't have the annoying warning bar
@sed -i 's/"exited_cleanly":false/"exited_cleanly":true/' /home/pi/.config/chromium/Default/Preferences
@sed -i 's/"exit_type":"Crashed"/"exit_type":"Normal"/' /home/pi/.config/chromium/Default/Preferences
@chromium-browser --start-fullscreen --incognito file:///home/pi/MixerControl/loadscreen.html file:///home/pi/MixerControl/loadscreen.html#admin