Added more configuration to maven-release-plugin.

pom.xml

@@ -337,6 +337,10 @@
           <artifactId>maven-release-plugin</artifactId>
           <configuration>
             <tagBase>svn+ssh://svn.forge.objectweb.org/svnroot/frascati/tags/frascati/</tagBase>
+            <!-- Sub modules have the same version as this one. -->
+            <autoVersionSubmodules>true</autoVersionSubmodules>
+            <preparationGoals>clean install deploy</preparationGoals>
+		    <goals>clean deploy</goals>
           </configuration>
         </plugin>
       </plugins>