message: Fix icon for duplicating a component
diff: @@ -161,7 +161,7 @@ export class LayoutEditor extends React.Component<Props, State> {
  <button
  onClick={(_) => this.duplicateComponent()}
  >
  - <i className="fa fa-files-o" aria-hidden="true"></i>
  + <i className="fa fa-clone" aria-hidden="true"></i>
  </button>
  <button
  onClick={(_) => this.moveComponentUp()}
  