public IActionResult AddOption(string configurationId, string optionId)
        {
            Config conf = Manager.GetConfigById(configurationId);

            ViewBag.Message = "";

            // Try to add option to Configuration
            try
            {
                List <ConfigurationOption> resultOptions = Supplier.AddOption(configurationId, optionId);
                ViewBag.Message = "Option added to Configuration!";
            }
            catch
            {
                ViewBag.Message = "Could not add Option to Configuration!";
            }

            ViewBag.Images  = Supplier.GetImages(configurationId);
            ViewBag.Options = Supplier.GetOptions(configurationId);
            ViewBag.Choices = Supplier.GatherChoices(configurationId);

            return(View("Configure", conf));
        }