modifications to url_title()
diff --git a/user_guide/changelog.html b/user_guide/changelog.html
index 10c35e7..75cb819 100644
--- a/user_guide/changelog.html
+++ b/user_guide/changelog.html
@@ -91,6 +91,8 @@
<li>Removed added newlines ("\n") from most form and html helper functions.</li>
<li>Tightened up validation in the <a href="helpers/date_helper.html">Date helper</a> function <kbd>human_to_unix()</kbd>, and eliminated the POSIX regex.</li>
<li>Updated <a href="helpers/date_helper.html">Date helper</a> to match the world's current time zones and offsets.</li>
+ <li>Modified url_title() in the <a href="helpers/url_helper.html">URL helper</a> to remove characters and digits that are part of
+ character entities, to allow dashes, underscores, and periods regardless of the $separator, and to allow uppercase characters.</li>
</ul>
</li>
<li>Other changes