Leaflet/Leaflet — pull request #2412 by danzel (2014-01-28 22:35:18+00:00)
Title: Add oldLatlng parameter to Marker move event

Will allow MarkerCluster to support moving markers.

Refs Leaflet/Leaflet.markercluster#57

Not sure about the capitalization. We have a 'latlng' parameter, so I matched that.