LIVE DEMO
http://g-a-estbook.appspot.com/
Jug Lugano Meeting The main page of the events is http://www.juglugano.ch/events/meeting_9.html
Please download the slides in Italian language from: https://github.com/jesty/gae-javaday10/slides.pdf
Or view on Snoopal: http://www.snoopal.com/documents/st4NPJPXiXKt5k-j51py32/Working-between-the-clouds