Merge pull request #8 from icy/doc_fix

README: use go install instead of go get

README.md

@@ -99,10 +99,13 @@ Starting from v1.1.1, you can download binary files generated automatically
 by Github-Action (via goreleaser tool). You find the files from
 the release listing page: https://github.com/icy/gk8s/releases
 
-To install on your laptop by local compiling process, please try the popular way
+To install `gk8s` on your laptop by local compiling process, please try `go get`
+or `go install`. In the following example, you may want to replace
+`@latest` with any version found from the release page
+(https://github.com/icy/gk8s/releases).
 
 ```
-$ go get -u github.com/icy/gk8s
+$ go install github.com/icy/gk8s@latest
 $ export PATH=$PATH:"$(go env GOPATH)/bin"
 ```