Modified the javadoc in ExtendedProperties to redirect users to Commons Configuration for advanced needs

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/collections/branches/collections_jdk5_branch@656324 13f79535-47bb-0310-9956-ffa450edef68

pom.xml

@@ -423,4 +423,20 @@
       </plugins>
     </build>
 
+  <reporting>
+    <plugins>
+      <plugin>
+        <groupId>org.apache.maven.plugins</groupId>
+        <artifactId>maven-javadoc-plugin</artifactId>
+        <configuration>
+          <linksource>true</linksource>
+          <links>
+            <link>http://java.sun.com/javase/6/docs/api</link>
+            <link>http://commons.apache.org/configuration/apidocs/</link>
+          </links>
+        </configuration>
+      </plugin>
+    </plugins>
+  </reporting>
+
 </project>

src/java/org/apache/commons/collections/ExtendedProperties.java

@@ -41,8 +41,12 @@ import java.util.Vector;
  * to use the same key many times concatenating the value strings
  * instead of overwriting them.
  * <p>
- * <b>Please consider using the <code>PropertiesConfiguration</code> class in
- * Commons-Configuration as soon as it is released.</b>
+ * <b>Please consider using the
+ * {@link org.apache.commons.configuration.PropertiesConfiguration} class in
+ * <a href="http://commons.apache.org/configuration">Commons Configuration</a>.
+ * It's an evolution of <code>ExtendedProperties</code> supporting more
+ * features like automatic reloading, advanced interpolation, more type
+ * conversions, changes notifications and file layout preservation.</b>
  * <p>
  * The Extended Properties syntax is explained here:
  *