Commons IO was added in 2002, (see http://svn.apache.org/viewvc?view=rev&revision=140285)

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/io/trunk@613110 13f79535-47bb-0310-9956-ffa450edef68

Author: Niall Pemberton

NOTICE.txt

@@ -1,5 +1,5 @@
 Apache Commons IO
-Copyright 2001-2008 The Apache Software Foundation
+Copyright 2002-2008 The Apache Software Foundation
 
 This product includes software developed by
 The Apache Software Foundation (http://www.apache.org/).