3 - better separation between client and server
4 - allow to have items without an image
5 - internatinalisation and english translation
10 - when markers are too close, show one big marker
11 - when a photo is uploaded, a thumbnail is created. That thumbnail is displayed
12 in popup. When image in thumbnail is clicked, large size image is displayed
14 - option to show popup near marker.
19 - multi users administration
20 - improve wizard: hand editing of setting.php is no more mandatory to set SYP
21 - web ui to change password
22 - option to show popup near any corner.