public string Retrieve(string key, string type)
        {
            XmlManager xmlWorker = new XmlManager();

            try
            {
                string value = xmlWorker.XmlRead(key, type);
                reportResults(
                       "Store Value",
                       "Store Value command passed.",
                       LogLevel.Success
                       );
                return value;
            }
            catch (FileNotFoundException fileNotFoundE)
            {
                reportResults(
                       true,
                       "Store Value",
                       "Store Value command failed. Cannot access project_data.xml. Actual Error: " + fileNotFoundE.Message,
                       LogLevel.Error,
                       fileNotFoundE.StackTrace);
            }
            return null;
        }