message: empty slider switch and datepicker
diff: @@ -25,7 +25,7 @@ export default class SliderSwitch extends React.Component<Props, State> {
  super(props);
  this.state = {
  - activeValue: props.activeValue || props.options[0].value,
  + activeValue: props.activeValue || void 0,
  hoveredOptionId: -1,
  };
  