Fixed: Use User Slug for User List Trakt Requests (Requires Re-Auth for affected users)

Fixes #4168
Fixes #4440

src/NzbDrone.Core/NetImport/Trakt/TraktAPI.cs

@@ -1,3 +1,5 @@
+using System.Collections.Generic;
+
 namespace NzbDrone.Core.NetImport.Trakt
 {
     public class TraktMovieIdsResource
@@ -49,5 +51,11 @@ namespace NzbDrone.Core.NetImport.Trakt
     public class TraktUserResource
     {
         public string Username { get; set; }
+        public TraktUserIdsResource Ids { get; set; }
+    }
+
+    public class TraktUserIdsResource
+    {
+        public string Slug { get; set; }
     }
 }

src/NzbDrone.Core/NetImport/Trakt/TraktImportBase.cs

@@ -94,7 +94,7 @@ namespace NzbDrone.Core.NetImport.Trakt
 
                 if (response != null && response.Resource != null)
                 {
-                    return response.Resource.User.Username;
+                    return response.Resource.User.Ids.Slug;
                 }
             }
             catch (HttpException)