Version 5.1 is just released.
- code cleaned
- cluster cursor updated to "pointer"
- allows events and callback to be an array [context, function]
- fix: cast the center if set in option in map function once map is already displayed
- fix: get by id failed when marker in cluster had never been visible
- update kml feature to google.maps version 3.10 + compatibility 3.9-
- fix: clearById + add clear through cluster
- fix: clear directionsrenderer
- fix: multiple infowindow using latLng parameter
- remove a position optimisation on cluster to get faster