Apache ngx_pagespeed

Copyright 2018 The Apache Software Foundation

This product includes software developed at
  - The Apache Software Foundation (http://www.apache.org/).
  - Google Inc.

Codebase originally donated by Google Inc:

Copyright (C) 2010-2017 Google Inc.

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