Commit small change to destroy events objects when destroying objects with

events. This removes a number of minor memory leaks with creating/destroying
popups, layers, features, and markers.


git-svn-id: http://svn.openlayers.org/trunk/openlayers@2894 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf

lib/OpenLayers/Feature.js

@@ -59,7 +59,11 @@ OpenLayers.Feature.prototype= {
             }
         }
 
+        if (this.events) {
+            this.events.destroy();
+        }
         this.events = null;
+        
         this.layer = null;
         this.id = null;
         this.lonlat = null;