message: fix naming for os.type()
diff: -import { type } from "os";
  +import {type as osType} from "os";
  import * as classNames from "classnames";
  import {TabHeaderComponent, Props} from "./TabHeaderComponent";
  import * as React from "react";
  @@ -113,7 +113,7 @@ export class ApplicationComponent extends React.Component<{}, ApplicationState>
  */
  isMacOS() {
  - return "Darwin" === type();
  + return "Darwin" === osType();
  }
  /**
  