public static void RemoveClass(EClass Class)
        {
            Debug.Log("ENV", " - class \"" + Class.Name + "\", content type: " + Class.Content.GetType().FullName);

            if (Classes.Contains(Class))
            {
                Classes.Remove(Class);
            }
        }
        public static void AddClass(EClass Class, bool CreateInstance)
        {
            Debug.Log("ENV", " + class \"" + Class.Name + "\", content type: " + Class.Content.GetType().FullName);

            if (Classes.Contains(Class))
            {
                Classes.Remove(Class);
            }

            Classes.Add(Class);

            if (CreateInstance)
            {
                Class.CreateInstance();
            }
        }