Bundled license information:

imurmurhash/imurmurhash.js:
  /**
   * @preserve
   * JS Implementation of incremental MurmurHash3 (r150) (as of May 10, 2013)
   *
   * @author <a href="mailto:jensyt@gmail.com">Jens Taylor</a>
   * @see http://github.com/homebrewing/brauhaus-diff
   * @author <a href="mailto:gary.court@gmail.com">Gary Court</a>
   * @see http://github.com/garycourt/murmurhash-js
   * @author <a href="mailto:aappleby@gmail.com">Austin Appleby</a>
   * @see http://sites.google.com/site/murmurhash/
   */

negotiator/index.js:
  /*!
   * negotiator
   * Copyright(c) 2012 Federico Romero
   * Copyright(c) 2012-2014 Isaac Z. Schlueter
   * Copyright(c) 2015 Douglas Christopher Wilson
   * MIT Licensed
   */

make-fetch-happen/lib/fetch.js:
  /**
   * @license
   * Copyright (c) 2010-2012 Mikeal Rogers
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   * http://www.apache.org/licenses/LICENSE-2.0
   * Unless required by applicable law or agreed to in writing,
   * software distributed under the License is distributed on an "AS
   * IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
   * express or implied. See the License for the specific language
   * governing permissions and limitations under the License.
   */