func RunDefaultServer() *gnatsd.Server {
	return RunServer(DefaultTestOptions)
}
RunDefaultServer starts a new Go routine based gnatsd using the default options
package main
import (
	"fmt"
	"runtime"
	"time"
	gnatsd "github.com/nats-io/gnatsd/server"
)
func main() {
	runtime.MemProfileRate = 0
	runtime.GOMAXPROCS(128)
	signal := make(chan struct{})
	s := RunDefaultServer()
	s.Start()
	defer s.Shutdown()
	<-signal
}
type tLogger interface {
	Fatalf(format string, args ...interface{})
	Errorf(format string, args ...interface{})
}
var DefaultTestOptions = &gnatsd.Options{
	Host:           "127.0.0.1",
	Port:           4222,
	NoLog:          true,
	NoSigs:         true,
	MaxControlLine: 2048,
}