Merge pull request #278 from dvic/travis-race

Pass the '-race' flag to goveralls when running tests on TravisCI

Author: chris-ramon

.travis.yml

@@ -16,5 +16,5 @@ before_install:
   - go get github.com/mattn/goveralls
 
 script:
-  - $HOME/gopath/bin/goveralls -service=travis-ci
+  - $HOME/gopath/bin/goveralls -race -service=travis-ci
   - go vet ./...