README.md

@@ -4,14 +4,3 @@
 [![GoDoc](https://godoc.org/github.com/yi-ge/unxz?status.svg)](https://godoc.org/github.com/yi-ge/unxz)
 [![codebeat badge](https://codebeat.co/badges/1a06ccdf-73a1-4e8c-bf84-b40c8f6beeb2)](https://codebeat.co/projects/github-com-yi-ge-unxz-master)
 [![Go Report Card](https://goreportcard.com/badge/github.com/yi-ge/unxz)](https://goreportcard.com/report/github.com/yi-ge/unxz)
-
-Golang \*.tar.xz decompress.
-
-## Usage
-
-```golang
-import "github.com/yi-ge/unxz"
-
-u := unxz.New(filePath, outDir)
-err := u.Extract()
-```