MINOR: settings for deep comparison to consider nil and empty as the …

…same.

Some comparison between nil and empty fields can lead to unnecessary reload because they're considered as different.

main.go

@@ -29,6 +29,7 @@ import (
 
 	"k8s.io/apimachinery/pkg/watch"
 
+	"github.com/go-test/deep"
 	"github.com/jessevdk/go-flags"
 
 	"github.com/haproxytech/kubernetes-ingress/pkg/annotations"
@@ -81,6 +82,9 @@ func main() {
 		osArgs.ControllerPort = 6060
 	}
 
+	deep.NilMapsAreEmpty = true
+	deep.NilSlicesAreEmpty = true
+
 	// Default annotations
 	defaultBackendSvc := fmt.Sprint(osArgs.DefaultBackendService)
 	defaultCertificate := fmt.Sprint(osArgs.DefaultCertificate)