https://jira.talendforge.org/browse/TDI-30633
set the generation mode to dom4j if 'append file' option checked, and
extract five class definition to five standalone file, hidden option
'append file' if not choose 'dom4j' as generation mode
https://jira.talendforge.org/browse/TUP-2211
change the dependency from org.talend.libraries.apache.axis2/lib/jaxen-1.1.1.jar to org.talend.libraries.dom4j-jaxen/lib/jaxen-1.1.1.jar