Changelog update for 1.9.8.1

Author: ywarnier

documentation/changelog.html

@@ -44,6 +44,10 @@ <h1>Chamilo&nbsp;Changelog</h1>
 <p><i>Note: most #wxyz references are issue numbers you can find in <a href="http://support.chamilo.org/projects/chamilo-18/issues" target="_blank">our public bug tracking system</a>. Some references marked BT#xyz are developments made externally for BeezNest customers and integrated into Chamilo. The details of these tasks cannot be seen for confidentiality reasons, but the code change is public and can be reviewed by anyone.</i></p>
 <p>&nbsp;</p>
 
+<h1>Chamilo 1.9.8.1 - 18th of June, 2014</h1>
+<h3>Release notes - summary</h3>
+<p>Chamilo 1.9.8.1 is a patch version with one security patch on top of 1.9.8 (in the included library for FCKeditor). Please check <a href="https://support.chamilo.org/projects/chamilo-18/wiki/Security_issues">our security issues page</a> for more information.</p>
+
 <h1>Chamilo 1.9.8 - Thon, 15th of June, 2014</h1>
 <h3>Release notes - summary</h3>
 <p>Chamilo 1.9.8 is a minor stable version with a series of improvements on top of 1.9.6.<br />