context.go
func (ctx *Context) SetSecureCookie(name, value string, others ...interface{}) {
	ctx.SetSuperSecureCookie(defaultCookieSecret, name, value, others...)
}
func (ctx *Context) SetSecureCookie(name, value string, others ...interface{}) {
	ctx.SetSuperSecureCookie(defaultCookieSecret, name, value, others...)
}
// SetSecureCookie sets given cookie value to response header with default secret string.