Inheritance: IConfigSystem
        internal ClientConfigurationSystem()
        {
            IConfigSystem configSystem = new ConfigSystem();
            configSystem.Init(typeof(ClientConfigurationHost), null, null);

            _configHost = (ClientConfigurationHost)configSystem.Host;
            _configRoot = configSystem.Root;

            _configRoot.ConfigRemoved += OnConfigRemoved;

            _isAppConfigHttp = _configHost.IsAppConfigHttp;
        }