dataport should be updated to current

dataport from latest build of cayenne-examples on sourceforge.net is 1.1a-pre2. Running that version of dataport with cayenne-1.1M6 leads to the following error:

java.lang.NoSuchMethodError: org.objectstyle.cayenne.access.DataNode.performQueries(Ljava/util/List;Lorg/objectstyle/cayenne/access/OperationObserver;)V
at org.objectstyle.cayenne.dataport.DataPort.processDelete(Unknown Source)
at org.objectstyle.cayenne.dataport.DataPort.execute(Unknown Source)
at org.objectstyle.cayenne.dataport.ant.CayenneDataPort.execute(Unknown Source)
at org.apache.tools.ant.Task.perform(Task.java:341)
at org.apache.tools.ant.Target.execute(Target.java:309)
at org.apache.tools.ant.Target.performTasks(Target.java:336)
at org.apache.tools.ant.Project.executeTarget(Project.java:1339)
at org.apache.tools.ant.Project.executeTargets(Project.java:1255)
at org.apache.tools.ant.Main.runBuild(Main.java:609)
at org.apache.tools.ant.Main.start(Main.java:196)
at org.apache.tools.ant.Main.main(Main.java:235)