message: deselect command if switched the working test
diff: @@ -10,6 +10,17 @@ import CommandForm from "../../components/CommandForm";
  static propTypes = {
  test: PropTypes.object
  };
  + removeCommand(command) {
  + if (UiState.selectedCommand === command) {
  + UiState.selectCommand(null);
  + }
  + this.props.test.commands.remove(command);
  + }
  + componentWillReceiveProps(nextProps) {
  + if (this.props.test && this.props.test !== nextProps.test) {
  + UiState.selectCommand(null);
  + }
  + }
  render() {
  return (
  <main style={{
  