remove useless or duplicate functions from Util.js -- no more: Array prepend() append() -- use push() and unshift(). clear() and indexOf() both removed as they are duplicated in Prototype.js -- all instances replaced and tests updated.

git-svn-id: http://svn.openlayers.org/trunk/openlayers@1136 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf

lib/OpenLayers/Layer/GeoRSS.js

@@ -102,7 +102,7 @@ OpenLayers.Layer.GeoRSS.prototype =
                 //data['popupContentHTML'] = '<h2>'+title+'</h2><p>'+description+'</p>';
             }
             var feature = new OpenLayers.Feature(this, location, data);
-            this.features.append(feature);
+            this.features.push(feature);
             var marker = feature.createMarker();
             marker.events.register('click', feature, this.markerClick);
             this.addMarker(marker);