/// <summary>
 /// Appends the task description.
 /// </summary>
 /// <param name="reader">The reader.</param>
 /// <param name="provider">The provider.</param>
 private void AppendTaskDescription(XmlReader reader, TaskDescriptionsProvider provider)
 {
     Guid descriptionId = new Guid(reader.GetAttribute("id"));
     TaskDescription description = provider.FindDescription(descriptionId);
     if (description != null)
     {
         // TODO: Check for duplicates and remove them
         _pinnedTaskDescriptions.Add(description);
     }
 }