Making the release notes list a html list

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/lang/trunk@638920 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/xdocs/building.xml b/xdocs/building.xml
index 8c7eb2f..81be137 100644
--- a/xdocs/building.xml
+++ b/xdocs/building.xml
@@ -28,14 +28,15 @@
   <a href="http://ant.apache.org">Ant</a> as a build system.
 </p>
 <p>
-  You may also be interested in the upgrade notes:<br />
-  <br />
-  Upgrade <a href="upgradeto2_4.html">from 2.3 to 2.4</a><br />
-  Upgrade <a href="upgradeto2_3.html">from 2.2 to 2.3</a><br />
-  Upgrade <a href="upgradeto2_2.html">from 2.1 to 2.2</a><br />
-  Upgrade <a href="upgradeto2_1.html">from 2.0 to 2.1</a><br />
-  Upgrade <a href="upgradeto2_0.html">from 1.0 to 2.0</a><br />
+  You may also be interested in the upgrade notes:
 </p>
+<ul>
+  <li>Upgrade <a href="upgradeto2_4.html">from 2.3 to 2.4</a></li>
+  <li>Upgrade <a href="upgradeto2_3.html">from 2.2 to 2.3</a></li>
+  <li>Upgrade <a href="upgradeto2_2.html">from 2.1 to 2.2</a></li>
+  <li>Upgrade <a href="upgradeto2_1.html">from 2.0 to 2.1</a></li>
+  <li>Upgrade <a href="upgradeto2_0.html">from 1.0 to 2.0</a></li>
+</ul>
 </section>
 <!-- ================================================== -->
 <section name="Maven Goals">