AngularJS 1.3 Empty Fiddle

HTML

<script src="https://cdnjs.cloudflare.com/ajax/libs/angular.js/1.3.7/angular.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/angular-ui-bootstrap/0.12.0/ui-bootstrap-tpls.js"></script>
<link rel="stylesheet" href="//maxcdn.bootstrapcdn.com/bootstrap/3.3.1/css/bootstrap.min.css">
<div ng-controller="AppController" ng-app="app">
    <form class="form" name="form" novalidate>
        <div class="btn-group " dropdown>
            <div 
                    class="btn btn-primary dropdown-toggle"
                    >
                Button dropdown <span class="caret"></span>
            </div>
            <ul class="dropdown-menu" >
                <li>
                    <a href="#">Action</a>
                </li>
                <li>
                    <a href="#">Another action</a>
                </li>
                <li>
                    <a href="#">Something else here</a>
                </li>
                <li class="divider"></li>
                <li>
                    <a href="#">Separated link</a>
                </li>
            </ul>
        </div>
    </form>
</div>

JavaScript

angular.module('app', [
    'ui.bootstrap'
])

.controller('AppController',
    function ($scope) {
        
    }
)
;