func TestFlagEmpty(t *testing.T) {
	if len(Flag) > 0 {
		t.Fatalf("Version Flag is not empty: %s", Flag)
	}
}
TestFlagEmpty fails if version.Flag is not empty. We use this internally to
enforce an empty flag on the master branch. This is an arbitrary rule we use
in Mosaic Networks to differentiate between dev code and production code.
package version
import "testing"