message: Work for add classes in defaultV2Css. Return previous example for knockout
diff: @@ -43,6 +43,7 @@ export var defaultV2Css = {
  requiredText: "sd-panel__required-text",
  header: "sd-panel__header sd-element__header sd-element__header--location-top",
  collapsed: "sd-element--collapsed",
  + expanded: "sd-element--expanded",
  nested: "sd-element--nested",
  invisible: "sd-element--invisible",
  navigationButton: "",
  @@ -132,6 +133,7 @@ export var defaultV2Css = {
  formGroup: "sd-question__form-group",
  hasError: "sd-question--error",
  collapsed: "sd-element--collapsed",
  + expanded: "sd-element--expanded",
  nested: "sd-element--nested",
  invisible: "sd-element--invisible"
  },
  