void createCSV(String file, DataWriter.data taskData)
    {
        String fileName = file.Replace(".dat", ".csv");
        int    counter  = 0;

        while (File.Exists(fileName))
        {
            counter++;
            fileName = fileName.Replace(".csv", "-" + counter.ToString() + ".csv");
        }
        File.WriteAllText(fileName, taskData.saveData);
    }
    // Use this for initialization
    void Start()
    {
        string[] fileArray = Directory.GetFiles(filePath);
        print(fileArray.Length);
        foreach (String file in fileArray)
        {
            if (file.Contains(".dat"))
            {
                FileStream      fileStream = File.Open(file, FileMode.OpenOrCreate);
                BinaryFormatter serializer = new BinaryFormatter();
                DataWriter.data taskData   = (DataWriter.data)serializer.Deserialize(fileStream);
                fileStream.Close();
                createCSV(file, taskData);
            }
        }

        //fileStream.Close();
    }