public void GetWorkItemCategories()
        {
            List <WorkItemTypeCategory> workItemCategories = WitClient.GetWorkItemTypeCategoriesAsync(TeamProject.Id).Result;
            var categoriesCount = workItemCategories.Count;

            Console.WriteLine($"Project: '{TeamProject.Name}' has the following {categoriesCount} categories:");
            foreach (WorkItemTypeCategory workItemTypeCategory in workItemCategories)
            {
                Console.WriteLine(workItemTypeCategory.Name);
            }
            Console.WriteLine();
        }