the data we capture is wrong when i replay

[vincent-tian]

https://github.com/buger/goreplay/blob/e310fc8369899f153eef844140c56bfa94ec658b/raw_socket_listener/listener.go#L689

hi ！ I want to capture the thrift request , but one percent exception will occur when replaying the request，the data we capture is wrong，i hava no idea about this error，I guess TCP sticky packets occurred, but I can't verify that