WebFingerResource introduced, instead of strict Profile object

This is the beginning of getting notice URI info via WebFinger

*XrdActionLinks is renamed *WebFingerProfileLinks, check EVENTS.txt
in WebFinger plugin for new events.

plugins/WebFinger/lib/webfingerresource/notice.php

@@ -0,0 +1,27 @@
+<?php
+/**
+ * WebFinger resource for Notice objects
+ *
+ * @package   GNUsocial
+ * @author    Mikael Nordfeldth
+ * @copyright 2013 Free Software Foundation, Inc.
+ * @license   http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPL 3.0
+ * @link      http://status.net/
+ */
+
+class WebFingerResource_Notice extends WebFingerResource
+{
+    public function __construct(Notice $object)
+    {
+        // The type argument above verifies that it's our class
+        parent::__construct($object);
+    }
+
+    public function updateXRD(XML_XRD $xrd)
+    {
+        parent::updateXRD($xrd);
+
+        // TODO: Add atom and json representation links here
+        // TODO: Add Salmon/callback links and stuff here
+    }
+}