v1.0.2 修复不释放tcp连接的bug

感谢finogeeks的小伙伴的提醒！

v1.0.1

rem: fmt

it can work

v1.0.0

Update README.md

v0.2.0

default options

Options{
                Method: "GET",
		Header: map[string]string{
			"Accept-Encoding": "gzip,deflate",
			"Accept":          "*/*",
		},
		Body:    nil,
		Timeout: 20 * time.Second,
}

give a default options two

v0.1.2

fixed options bug

give a default options

v0.1.1

fixed some comments

fetch

v0.1.0

fixed some comments