Turning on codecoverage from Codecov.

.travis.yml

@@ -20,4 +20,7 @@ install:
   - docker-compose up -d
 
 script:
-  - go test -v github.com/paypal/gorealis
+  - go test -race -coverprofile=coverage.txt -covermode=atomic -v github.com/paypal/gorealis
+
+after_success:
+  - bash <(curl -s https://codecov.io/bash)

README.md

@@ -1,4 +1,5 @@
 # gorealis [![GoDoc](https://godoc.org/github.com/paypal/gorealis?status.svg)](https://godoc.org/github.com/paypal/gorealis) [![Build Status](https://travis-ci.org/paypal/gorealis.svg?branch=master)](https://travis-ci.org/paypal/gorealis)
+[![codecov](https://codecov.io/gh/paypal/gorealis/branch/master/graph/badge.svg)](https://codecov.io/gh/paypal/gorealis)
 
 Go library for interacting with [Apache Aurora](https://github.com/apache/aurora).