/// <summary>
        /// CreateDataFile creates the datafile 'SearchesData.xml' in the
        /// local folder and returns the instance.
        /// </summary>
        /// <returns>returns a Windows.Storage.StorageFile instance.</returns>
        public static async Task <StorageFile> CreateDataFile()
        {
            StorageFile dataFile    = null;
            var         localFolder = FileIOHelper.GetLocalFolder();

            dataFile = await FileIOHelper.CreateFile(_dataFileName, localFolder);

            return(dataFile);
        }
        /// <summary>
        /// GetDataFile gets the datafile 'LibraryData.txt' from the
        /// Assets folder within the installed location of the
        /// application
        /// </summary>
        /// <returns>Returns a Windows.Storage.StorageFile instance.</returns>
        /// <remarks>
        /// It is an asynchronous static method.
        /// </remarks>
        public static async Task <StorageFile> GetDataFile()
        {
            StorageFile dataFile      = null;
            var         installFolder = FileIOHelper.GetInstallFolder();
            var         assetsFolder  = await FileIOHelper.GetSubFolder(_assetsFolder, installFolder);

            dataFile = await FileIOHelper.GetFile(_dataFileName, assetsFolder);

            return(dataFile);
        }