public List <Class_Wave> CreateLevelList(int currentLevelnum)
    {
        Class_Level newLevel = null;

        newLevel.levelNum = 4;

        return(newLevel);
    }
    IEnumerator CycleThroughLevel(Class_Level WaveList)
    {
        for (int i = 0; i <= WaveList.Waves.Count; i++)
        {
            StartCoroutine(CycleThroughWave(WaveList.Waves[i]));

            yield return(new WaitForSeconds(2));
        }

        currentLevelnum++;
        yield return(new WaitForSeconds(3));
    }