downgraded the maven-javadoc plugin to version 2.5


git-svn-id: https://svn.apache.org/repos/asf/directory/apacheds/branches/trunk-with-dependencies-1.5.7@930268 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/pom.xml b/pom.xml
index fe3f523..b48378b 100644
--- a/pom.xml
+++ b/pom.xml
@@ -38,6 +38,11 @@
   <build>
     <plugins>
       <plugin>
+       <groupId>org.apache.maven.plugins</groupId>
+       <artifactId>maven-javadoc-plugin</artifactId>
+       <version>2.5</version>
+      </plugin>
+      <plugin>
         <groupId>org.apache.maven.plugins</groupId>
         <artifactId>maven-deploy-plugin</artifactId>
         <version>2.5</version>