Pullup trunk for RC4.

Fixes:
#694    Safari 1.3.2 doesn't work with OL 2.4
#695    GeoRSS serializer is broken
#696    events need to fall through the overview map extent rectangle
#697    Vector example to show how to use styles
#698    add close box option to AnchoredBubble
#701    SVG render does not always clear features when map extent changes
#703    OpenLayers.Layer.Vector do not properly destroy its features
#706    Full CSS support fails when Control.OverviewMap is loaded
#708    change WKT format to deal in features instead of geometries
#710    Install instructions unclear
#711    OpenLayers.Layer.Image requires OpenLayers.Tile.Image
#715    layer.js needs sanity check
#718    WMS.Untiled Clone doesn't work
#719    SVG renderer does not always redraw LineStrings and Polygons
#720    remove console.log() from OpenLayers.Format.WKT


git-svn-id: http://svn.openlayers.org/branches/openlayers/2.4@3177 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf

examples/popups.html

@@ -47,7 +47,7 @@
             popup = new OpenLayers.Popup.Anchored("chicken", 
                                          new OpenLayers.LonLat(5,40),
                                          new OpenLayers.Size(200,200),
-                                         "example popup");
+                                         "example popup", true);
         
             map.addPopup(popup);
         }        
@@ -69,8 +69,17 @@
         }
         
         function mousedown(evt) {
+             // check to see if the popup was hidden by the close box
+             // if so, then destroy it before continuing
+            if (popup != null) {
+                if (!popup.visible()) {
+                    markers.map.removePopup(popup);
+                    popup.destroy();
+                    popup = null;
+                }
+            }
             if (popup == null) {
-                popup = feature.createPopup();
+                popup = feature.createPopup(true);
                 popup.setContentHTML("<a href='http://www.somethingconstructive.net' target='_blank'>click me</a>");
                 popup.setBackgroundColor("yellow");
                 popup.setOpacity(0.7);