[ka-Map-users] XMLOverlay update

[Lorenzo Becchi]

Thanks to Piergiorgio Navone (aka PG) that updated and contributed his 
XMLOverlay library.

changelog:
1. Wayne point collision system integrated
2. Object onclick event now available
3. bugfixes

he also updated one of available examples to show onclick event and 
collision system:
http://www.ominiverdi.org/ka-map/ka-map/htdocs/iframe_XMLOverlay_point.html


ciao
Lorenzo