modified regex for image tag sanitization to retain trailing space and closing slash to remain valid XHTML
diff --git a/user_guide/changelog.html b/user_guide/changelog.html
index ee3ff25..b24b081 100644
--- a/user_guide/changelog.html
+++ b/user_guide/changelog.html
@@ -91,13 +91,14 @@
 	</li>

 </ul>

 

-<h3>Bug fixes for 1.6.4</h3>

+<h3>Bug fixes for 1.7.0</h3>

 <ul>

 	<li>Fixed bug in xss_clean() that could remove some desirable tag attributes.</li>

 	<li>Fixed assorted user guide typos or examples (#4840, #4862, #4864, #4899, #4930, #5006, #5071).</li>

 	<li>Fixed an edit from 1.6.3 that made the $robots array in user_agents.php go poof.</li>

 	<li>Fixed a bug in the Email library with quoted-printable encoding improperly encoding space and tab characters.</li>

 	<li>Modified XSS sanitization to no longer add semicolons after &amp;[single letter], such as in M&amp;M's, B&amp;B, etc.</li>

+	<li>Modified XSS sanitization to no longer strip XHTML image tags of closing slashes.</li>

 </ul>

 

 <h2>Version 1.6.3</h2>