Merge pull request #462 from tschaub/circular

all examples are broken

lib/OpenLayers/Request.js

@@ -20,7 +20,14 @@ OpenLayers.ProxyHost = "";
  *     with XMLHttpRequests.  These methods work with a cross-browser
  *     W3C compliant <OpenLayers.Request.XMLHttpRequest> class.
  */
-OpenLayers.Request = {
+if (!OpenLayers.Requst) {
+    /**
+     * This allows for OpenLayers/Request/XMLHttpRequest.js to be included
+     * before or after this script.
+     */
+    OpenLayers.Request = {};
+}
+OpenLayers.Util.extend(OpenLayers.Request, {
     
     /**
      * Constant: DEFAULT_CONFIG
@@ -420,4 +427,4 @@ OpenLayers.Request = {
         return OpenLayers.Request.issue(config);
     }
 
-};
+});

lib/OpenLayers/Request/XMLHttpRequest.js

@@ -447,5 +447,12 @@
      *     XMLHttpRequest object.  From
      *     http://code.google.com/p/xmlhttprequest/.
      */
+    if (!OpenLayers.Request) {
+        /**
+         * This allows for OpenLayers/Request.js to be included
+         * before or after this script.
+         */
+        OpenLayers.Request = {};
+    }
     OpenLayers.Request.XMLHttpRequest = cXMLHttpRequest;
 })();