set the max json length (fixes large json response errors)

PlexRequests.UI/Bootstrapper.cs

@@ -50,6 +50,7 @@ using PlexRequests.Store;
 using PlexRequests.Store.Models;
 using PlexRequests.Store.Repository;
 using PlexRequests.UI.Helpers;
+using Nancy.Json;
 
 namespace PlexRequests.UI
 {
@@ -104,6 +105,8 @@ namespace PlexRequests.UI
             // NotificationService
             container.Register<INotificationService, NotificationService>().AsSingleton();
 
+            JsonSettings.MaxJsonLength = int.MaxValue;
+
             SubscribeAllObservers(container);
             base.ConfigureRequestContainer(container, context);
             var loc = ServiceLocator.Instance;