[issue-51]: HttpURLConnectionClient line fix

Author: David Belmez

src/main/java/com/adyen/httpclient/HttpURLConnectionClient.java

@@ -61,7 +61,6 @@ private static String getResponseBody(InputStream responseStream)
             throws IOException {
         //\A is the beginning of the stream boundary
         Scanner scanner = new Scanner(responseStream, CHARSET);
-        scanner.useDelimiter("\\A");
         String rBody = scanner.useDelimiter("\\A").next();
         scanner.close();
         responseStream.close();