message: improvement - bodyParser middleware
diff: @@ -5,7 +5,7 @@ import { HttpRequest, HttpStatus } from '../http.interface';
  import { ContentType } from '../util/contentType.util';
  import { HttpError } from '../util/error.util';
  -export const fromReadableStream = (stream: HttpRequest): Observable<any> => {
  +const fromReadableStream = (stream: HttpRequest): Observable<any> => {
  stream.pause();
  return new Observable(observer => {
  const next = chunk => observer.next(chunk);
  @@ -26,7 +26,7 @@ export const fromReadableStream = (stream: HttpRequest): Observable<any> => {
  });
  };
  -export const getBody = (req: HttpRequest) =>
  +const getBody = (req: HttpRequest) =>
  fromReadableStream(req)
  .pipe(
  toArray(),
  