Adding info on the LANG-559 commits

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/lang/trunk@918367 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/src/site/changes/changes.xml b/src/site/changes/changes.xml
index 9d6e300..728aee0 100644
--- a/src/site/changes/changes.xml
+++ b/src/site/changes/changes.xml
@@ -23,6 +23,8 @@
 
   <release version="3.0" date="Unreleased" description="Backwards incompatible update of Commons Lang to Java 5">
     <action type="update">Push down WordUtils to "text" sub-package.</action>
+    <action type="add" issue="LANG-559">Added validState validation method</action>
+    <action type="add" issue="LANG-559">Added isAssignableFrom and isInstanceOf validation methods</action>
     <action type="add" issue="LANG-564">Improve StrLookup API documentation</action>
     <action type="fix" issue="LANG-571">ArrayUtils.add(T[] array[, offset], T element) can create unexpected ClassCastException</action>
   </release>