<!DOCTYPE html>
<html>
<head lang="en">
    <meta charset="UTF-8">
    <title></title>

    <link type="text/css" rel="stylesheet" media="all" href="../dist/css/combobox.css">

    <script src="https://fb.me/react-0.11.2.js"></script>

    <script src="../dist/js/combobox.js"></script>

    <script src="examples.js"></script>
</head>
<body>
    <div id="content"></div>
</body>
</html>

<!DOCTYPE html>
<html>
<head lang="en">
    <meta charset="UTF-8">
    <title></title>

    <link type="text/css" rel="stylesheet" media="all" href="../dist/css/combobox.css">

    <script src="//cdnjs.cloudflare.com/ajax/libs/react/0.11.2/react.js"></script>

    <script src="../dist/js/combobox.js"></script>

    <script src="examples.js"></script>
</head>
<body>
    <div id="content"></div>
</body>
</html>

Replace link to react lib with cdnjs CDN
Replace link to react lib with cdnjs CDN