GO111MODULE=on go mod tidy

go.mod

@@ -13,15 +13,16 @@ require (
 	github.com/modern-go/reflect2 v1.0.1 // indirect
 	github.com/onsi/ginkgo v1.8.0
 	github.com/onsi/gomega v1.5.0
+	github.com/pmezard/go-difflib v1.0.0
 	github.com/rogpeppe/go-internal v1.2.2 // indirect
 	github.com/spf13/cobra v0.0.3
-	github.com/spf13/pflag v1.0.3 // indirect
+	github.com/spf13/pflag v1.0.3
 	golang.org/x/net v0.0.0-20190501004415-9ce7a6920f09 // indirect
 	golang.org/x/sys v0.0.0-20190429190828-d89cdac9e872 // indirect
 	golang.org/x/text v0.3.2 // indirect
 	golang.org/x/tools v0.0.0-20190501045030-23463209683d
 	gopkg.in/inf.v0 v0.9.1 // indirect
-	gopkg.in/yaml.v2 v2.2.2 // indirect
+	gopkg.in/yaml.v2 v2.2.2
 	k8s.io/api v0.0.0-20190222213804-5cb15d344471
 	k8s.io/apiextensions-apiserver v0.0.0-20190228180357-d002e88f6236
 	k8s.io/apimachinery v0.0.0-20190221213512-86fb29eff628