Put back maven-javadoc-plugin with properly configured links.

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/io/trunk@610106 13f79535-47bb-0310-9956-ffa450edef68

Author: dennisl

pom.xml

@@ -316,6 +316,16 @@ org.apache.commons.io.output;version=${project.version}
           <enableRulesSummary>false</enableRulesSummary>
         </configuration>
       </plugin>
+      <plugin>
+        <groupId>org.apache.maven.plugins</groupId>
+        <artifactId>maven-javadoc-plugin</artifactId>
+        <version>2.3</version>
+        <configuration>
+          <links>
+            <link>http://java.sun.com/j2se/1.4.2/docs/api</link>
+          </links>
+        </configuration>
+      </plugin>
     </plugins>
   </reporting>