StatusNet class renamed GNUsocial

also added backward compatible StatusNet class for the two calls I know
third party plugins use, isHTTPS and getActivePlugins

plugins/Bookmark/actions/newbookmark.php

@@ -76,7 +76,7 @@ class NewbookmarkAction extends Action
         parent::prepare($argarray);
 
         if ($this->boolean('ajax')) {
-            StatusNet::setApi(true);
+            GNUsocial::setApi(true);
         }
 
         $this->user = common_current_user();