code: public List<Version<Attributes<T>>> getAllVersion()
     {
        List<Version<Attributes<T>>> list = new ArrayList<Version<Attributes<T>>>();
        List<Node> nodeList = childNode.get("version");
        for(Node node: nodeList)
        {
           Version<Attributes<T>>  type = new VersionImpl<Attributes<T>>(this, "version", childNode, node);
           list.add(type);
        }
        return list;
     }
docs: Returns all <code>version</code> elements
  @return list of <code>version</code>