message: use a more explanatory icon
diff: @@ -5,7 +5,7 @@ import classNames from "classnames";
  export default class StepIntoButton extends React.Component {
  render() {
  return (
  - <ActionButton data-tip="<p>Run current command</p>" {...this.props} className={classNames("si-step-into", this.props.className)} />// eslint-disable-line react/prop-types
  + <ActionButton data-tip="<p>Run current command</p>" {...this.props} className={classNames("si-step-down", this.props.className)} />// eslint-disable-line react/prop-types
  );
  }
  }
  