Configuration class for Airbrake.
        /// <summary>
        /// Initializes a new instance of the <see cref="AirbrakeNoticeBuilder"/> class.
        /// </summary>
        /// <param name="configuration">The configuration.</param>
        public AirbrakeNoticeBuilder(AirbrakeConfiguration configuration)
        {
            if (configuration == null)
                throw new ArgumentNullException("configuration");

            this.configuration = configuration;
        }
 /// <summary>
 /// Initializes a new instance of the <see cref="AirbrakeClient"/> class.
 /// </summary>
 public AirbrakeClient(AirbrakeConfiguration config)
 {
     Config = config;
     this.builder = new AirbrakeNoticeBuilder(config);
 }