Remove unneeded libs

src/Packagist/WebBundle/Resources/views/layout.html.twig

@@ -177,7 +177,6 @@
 
         <script src="//code.jquery.com/jquery-2.1.0.min.js"></script>
         <script src="{{ asset('js/libs/humane.min.js?v=2') }}"></script>
-        <script src="{{ asset('js/libs/ZeroClipboard.min.js') }}"></script>
         <script src="{{ asset('bundles/packagistweb/js/layout.js?v=3') }}"></script>
         <script src="{{ asset('bundles/packagistweb/js/search.js?v=7')}}"></script>
         <script src="//maxcdn.bootstrapcdn.com/bootstrap/3.3.4/js/bootstrap.min.js"></script>