Token input limited height list

HTML

<link rel="stylesheet" href="http://loopj.com/jquery-tokeninput/styles/token-input.css">
<link rel="stylesheet" href="http://loopj.com/jquery-tokeninput/styles/token-input-facebook.css">
<h2 id="formatting">Token and Results Formatting</h2>
    <div>
        <input type="text" id="demo-input-local-custom-formatters" name="blah" />
        <input type="button" value="Submit" />
</div>

CSS

div.token-input-dropdown {
    overflow: auto;
    max-height: 150px;
}

JavaScript

$(document).ready(function() {
            $("#demo-input-local-custom-formatters").tokenInput([{
                "first_name": "Arthur",
                "last_name": "Godfrey",
                "email": "[email protected]",
                "url": "https://si0.twimg.com/sticky/default_profile_images/default_profile_2_normal.png"
            },
            {
                "first_name": "Adam",
                "last_name": "Johnson",
                "email": "[email protected]",
                "url": "https://si0.twimg.com/sticky/default_profile_images/default_profile_2_normal.png"
            },
            {
                "first_name": "Jeff",
                "last_name": "Johnson",
                "email": "[email protected]",
                "url": "https://si0.twimg.com/sticky/default_profile_images/default_profile_2_normal.png"
            },
            {
                "first_name": "Adriana",
                "last_name": "Jameson",
                "email": "[email protected]",
                "url": "https://si0.twimg.com/sticky/default_profile_images/default_profile_2_normal.png"
            },
            {
                "first_name": "Adriano",
                "last_name": "Pooley",
                "email": "[email protected]",
                "url": "https://si0.twimg.com/sticky/default_profile_images/default_profile_2_normal.png"
            },
            {
                "first_name": "Alcir",
                "last_name": "Reis",
                "email": "[email protected]",
                "url": "https://si0.twimg.com/sticky/default_profile_images/default_profile_2_normal.png"
            },
            {
                "first_name": "Jack",
                "last_name": "Cunningham",
                "email": "[email protected]",
                "url": "https://si0.twimg.com/sticky/default_profile_images/default_profile_2_normal.png"
            },
            {
                "first_name": "Alejandro",
...