xsrf's defaut time set to 0 & fix ts not use

@@ -77,7 +77,7 @@ func init() {
 	HttpServerTimeOut = 0
 	HttpServerTimeOut = 0
 	ErrorsShow = true
 	ErrorsShow = true
 	XSRFKEY = "beegoxsrf"
 	XSRFKEY = "beegoxsrf"
-	XSRFExpire = 60
+	XSRFExpire = 0
 	TemplateLeft = "{{"
 	TemplateLeft = "{{"
 	TemplateRight = "}}"
 	TemplateRight = "}}"
 	ParseConfig()
 	ParseConfig()

@@ -323,8 +323,6 @@ func (c *Controller) GetSecureCookie(Secret, key string) (string, bool) {
 		return "", false
 		return "", false
 	}
 	}
 
 
-	ts, _ := strconv.ParseInt(timestamp, 0, 64)
-
 	buf := bytes.NewBufferString(val)
 	buf := bytes.NewBufferString(val)
 	encoder := base64.NewDecoder(base64.StdEncoding, buf)
 	encoder := base64.NewDecoder(base64.StdEncoding, buf)