changed some-site.com to example.com in example code per http://www.rfc-editor.org/rfc/rfc2606.txt
diff --git a/user_guide/changelog.html b/user_guide/changelog.html
index f4acb8d..26d41ed 100644
--- a/user_guide/changelog.html
+++ b/user_guide/changelog.html
@@ -74,7 +74,8 @@
     <li>Fixed a bug in captcha calling an invalid PHP function</li>

 	<li>Fixed a bug in _html_entity_decode_callback() when 'global_xss_filtering' is enabled.</li>

 	<li>Fixed a bug in the cookie helper "set_cookie" function.  It was not honoring the config settings.</li>

-	<li>Fixed a typo in the DocBlock comment for unset_userdata() in Session.php</p>

+    <li>Fixed an example of comma-separated emails in the email library documentation</li>

+    <li>Fixed a typo in the DocBlock comment for unset_userdata() in Session </li>

 </ul>