i cant using one parameter.

`package main
import (
	"fmt"
	"github.com/scottkiss/grtm"
	"time"
)
func main() {
	gm := grtm.NewGrManager()

	gm.NewGoroutine("func", test, "hello")

	time.Sleep(time.Second * 5000)
}

func test(str string) {
	fmt.Println(str)
}`