Provide better rel=meta link for /user/$username/groups page.

Provide a rel=meta link for /user/$username/stats page.

nixtape/user-groups.php

@@ -54,7 +54,7 @@ if(isset($user->name)) {
 				'rel' => 'meta',
 				'type' => 'application/rdf+xml' ,
 				'title' => 'FOAF',
-				'href' => $base_url.'/rdf.php?fmt=xml&page='.htmlentities(str_replace($base_url, '', $user->getURL()))
+				'href' => $base_url.'/rdf.php?fmt=xml&page='.htmlentities(str_replace($base_url, '', $user->getURL('groups')))
 				)
 		));
 		

nixtape/user-stats.php

@@ -58,6 +58,15 @@ if(isset($user->name)) {
 	$smarty->assign('geo', Server::getLocationDetails($user->location_uri));
 	$smarty->assign('isme', ($this_user->name == $user->name));
 
+	$smarty->assign('extra_head_links', array(
+			array(
+				'rel' => 'meta',
+				'type' => 'application/rdf+xml' ,
+				'title' => 'FOAF',
+				'href' => $base_url.'/rdf.php?fmt=xml&page='.htmlentities(str_replace($base_url, '', $user->getURL()))
+				)
+		));
+	
 	$smarty->assign('stats', true);
 	$smarty->display('user-stats.tpl');
 } else {