Made even more use of the new convenience functions of the XmlWriter class.
Made even more use of the new convenience functions of the XmlWriter class.

ubtue/ub_tools,ubtue/ub_tools,ubtue/ub_tools,ubtue/ub_tools,ubtue/ub_tools,ubtue/ub_tools,ubtue/ub_tools,ubtue/ub_tools