void Awake()
    {
        if (singleton == null) {
            singleton = this;
        }

        if (locations == null) {
            locations = new List<AttackLocation>();
        }

        if (enemies == null) {
            enemies = new List<EnemySphereController>();
        }

        randGen = new System.Random();
    }
    void Awake()
    {
        if (singleton == null)
        {
            singleton = this;
        }

        if (locations == null)
        {
            locations = new List <AttackLocation>();
        }

        if (enemies == null)
        {
            enemies = new List <EnemySphereController>();
        }

        randGen = new System.Random();
    }