go report icon

README.md

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 # gokrb5
-[![GoDoc](https://godoc.org/github.com/jcmturner/gokrb5?status.svg)](https://godoc.org/github.com/jcmturner/gokrb5)
+[![GoDoc](https://godoc.org/github.com/jcmturner/gokrb5?status.svg)](https://godoc.org/github.com/jcmturner/gokrb5) [![Go Report Card](https://goreportcard.com/badge/github.com/jcmturner/gokrb5)](https://goreportcard.com/report/github.com/jcmturner/gokrb5)
 
 ## Features
 * Server Side