func ReleaseCookie(c *Cookie) {
	c.Reset()
	cookiePool.Put(c)
}
ReleaseCookie returns the Cookie object acquired with AcquireCookie back
to the pool.

Do not access released Cookie object, otherwise data races may occur.
package fasthttp
import (
	"bytes"
	"errors"
	"io"
	"sync"
	"time"
)
var zeroTime time.Time
var (
	CookieExpireDelete = time.Date(2009, time.November, 10, 23, 0, 0, 0, time.UTC)
	CookieExpireUnlimited = zeroTime
)
func AcquireCookie() *Cookie {
	return cookiePool.Get().(*Cookie)
}