update demo version

Author: Wong Ho Chi Mark

examples/index.html

@@ -6,8 +6,8 @@
 
     <!-- Stylesheets -->
     <link rel="stylesheet" href="//cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/3.3.5/css/bootstrap.min.css">
-    <link rel="stylesheet" href="//cdnjs.cloudflare.com/ajax/libs/slick-carousel/1.5.7/slick.min.css">
-    <link rel="stylesheet" href="//cdnjs.cloudflare.com/ajax/libs/slick-carousel/1.5.7/slick-theme.min.css">
+    <link rel="stylesheet" href="//cdnjs.cloudflare.com/ajax/libs/slick-carousel/1.6.0/slick.min.css">
+    <link rel="stylesheet" href="//cdnjs.cloudflare.com/ajax/libs/slick-carousel/1.6.0/slick-theme.min.css">
 
     <link rel="stylesheet" href="css/app.css">
 </head>
@@ -56,7 +56,7 @@
 <script src="//cdnjs.cloudflare.com/ajax/libs/angular.js/1.4.3/angular.min.js"></script>
 <script src="//cdnjs.cloudflare.com/ajax/libs/angular.js/1.4.3/angular-route.min.js"></script>
 
-<script src="//cdnjs.cloudflare.com/ajax/libs/slick-carousel/1.5.8/slick.min.js"></script>
+<script src="//cdnjs.cloudflare.com/ajax/libs/slick-carousel/1.6.0/slick.min.js"></script>
 
 <script src="../dist/angular-slick.js"></script>