message: Export GatewayDefaultConfiguration
diff: @@ -55,7 +55,7 @@ export abstract class GatewayConfiguration {
  }
  // A default configuration that can be used for basic testing within a library.
  -class GatewayDefaultConfiguration extends GatewayConfiguration {
  +export class GatewayDefaultConfiguration extends GatewayConfiguration {
  public gateways = () => [];
  public protocol: GatewayProtocol = new GatewayDirectProtocol(this);
  public applicationAuthorizationKey = "Authorization";
  