code: function (data) {
          var field_select = $("#wiz-field-select", wizard);
          field_select.empty();
          $.each(data.fields,
              function (i, item) {
                //console.log("i[" + i + "]=" + item.name);
                if (item.name != "_version_"){
                  select_options += '<option name="' + item.name + '">'
                    + item.name + '</option>';
                }
              });
          //console.log("select_options: " + select_options);
          //fill in the select options
          field_select.append(select_options);
        }
docs: TODO: handle dynamic fields TODO: get the unique key, too