phpdoc for wp-admin. See #7496 props santosj.

git-svn-id: https://develop.svn.wordpress.org/trunk@8645 602fd350-edb4-49c9-b593-d223f7449a82

wp-admin/options-head.php

@@ -1,4 +1,16 @@
-<?php wp_reset_vars(array('action', 'standalone', 'option_group_id')); ?>
+<?php
+/**
+ * WordPress Options Header.
+ *
+ * Resets variables: 'action', 'standalone', and 'option_group_id'. Displays
+ * updated message, if updated variable is part of the URL query.
+ *
+ * @package WordPress
+ * @subpackage Administration
+ */
+
+wp_reset_vars(array('action', 'standalone', 'option_group_id'));
+?>
 
 <?php if (isset($_GET['updated'])) : ?>
 <div id="message" class="updated fade"><p><strong><?php _e('Settings saved.') ?></strong></p></div>