Renamed Sitemap controller to GoogleSitemap, to prevent it from clobbering developers' own classes called Sitemap (merged from branches/2.2.0, r44870)

git-svn-id: svn://svn.silverstripe.com/silverstripe/open/modules/sapphire/trunk@44913 467b73ca-7a2a-4603-9d3b-597d59a354a9

main.php

@@ -73,7 +73,7 @@ Director::addRules(10, array(
 	'$Controller/$Action/$ID/$OtherID' => '*',
 	'images/$Action/$Class/$ID/$Field' => 'Image_Uploader',
 	'' => 'RootURLController',
-	'sitemap.xml' => 'Sitemap',
+	'sitemap.xml' => 'GoogleSitemap',
 ));
 
 Director::addRules(1, array(

misc/GoogleSitemap.php

@@ -1,11 +1,11 @@
 <?php
 /**
  * Initial implementation of Sitemap support.
- * SitemapController should handle requests to 'sitemap.xml'
+ * GoogleSitemap should handle requests to 'sitemap.xml'
  * the other two classes are used to render the sitemap
  */
 
-class Sitemap extends Controller {
+class GoogleSitemap extends Controller {
 	protected $Pages;
 	
 	function __construct() {