Update for testability

cps/admin.py

@@ -1,4 +1,3 @@
-#!/usr/bin/env python
 # -*- coding: utf-8 -*-
 
 #  This file is part of the Calibre-Web (https://github.com/janeczku/calibre-web)

cps/templates/modal_restriction.html

@@ -31,7 +31,7 @@
           </form>
       </div>
       <div class="modal-footer">
-        <button type="button" class="btn btn-default" data-dismiss="modal">{{_('Close')}}</button>
+        <button type="button" id="restrict_close" class="btn btn-default" data-dismiss="modal">{{_('Close')}}</button>
       </div>
     </div>
   </div>