Fix the double-reprojection of components of a collection in KML, and write a

test for it in both GeoJSON and KML to demonstrate that it works. r=bartvde,
(Closes #2040)


git-svn-id: http://svn.openlayers.org/trunk/openlayers@11644 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf

lib/OpenLayers/Format/KML.js

@@ -1222,7 +1222,8 @@ OpenLayers.Format.KML = OpenLayers.Class(OpenLayers.Format.XML, {
      * {DOMElement}
      */
     buildGeometryNode: function(geometry) {
-        if (this.internalProjection && this.externalProjection) {
+        if (this.internalProjection && this.externalProjection && 
+            !(geometry instanceof OpenLayers.Geometry.Collection)) {
             geometry = geometry.clone();
             geometry.transform(this.internalProjection, 
                                this.externalProjection);