Update README.md

Author: Dean Karn

README.md

@@ -1,6 +1,8 @@
 Package errors
 ============
 ![Project status](https://img.shields.io/badge/version-1.0.0-green.svg)
+[![Build Status](https://semaphoreci.com/api/v1/joeybloggs/errors/branches/master/badge.svg)](https://semaphoreci.com/joeybloggs/errors)
+[![Go Report Card](https://goreportcard.com/badge/github.com/go-playground/errors)](https://goreportcard.com/report/github.com/go-playground/errors)
 [![GoDoc](https://godoc.org/github.com/go-playground/errors?status.svg)](https://godoc.org/github.com/go-playground/errors)
 ![License](https://img.shields.io/dub/l/vibe-d.svg)
 
@@ -109,4 +111,4 @@ things for you the community.
 
 License
 ------
-Distributed under MIT License, please see license file in code for more details.
+Distributed under MIT License, please see license file in code for more details.