ACCESS_CONTROL_ALLOW_CREDENTIALS removed for '*' origin

src/main/java/com/corundumstudio/socketio/handler/EncoderHandler.java

@@ -177,7 +177,6 @@ public class EncoderHandler extends ChannelOutboundHandlerAdapter {
                 HttpHeaders.addHeader(res, ACCESS_CONTROL_ALLOW_CREDENTIALS, Boolean.TRUE);
             } else {
                 HttpHeaders.addHeader(res, ACCESS_CONTROL_ALLOW_ORIGIN, "*");
-                HttpHeaders.addHeader(res, ACCESS_CONTROL_ALLOW_CREDENTIALS, Boolean.TRUE);
             }
         }
     }