修改版本

README.md

@@ -17,7 +17,7 @@ composer require hanson/vbot
 
 
 然后执行``` php example/index.php ``` 
 然后执行``` php example/index.php ``` 
 
 
-PS:运行后二维码将保存于设置的缓存目录，命名为qr.png，控制台也会显示二维码，扫描即可
+PS:运行后二维码将保存于设置的缓存目录，命名为qr.png，控制台也会显示二维码，扫描即可（linux用户请确保已经打开ANSI COLOR）
 
 
 *警告！执行前请先查看`index.php`的代码，注释掉你认为不需要的代码，避免对其他人好友造成困扰*
 *警告！执行前请先查看`index.php`的代码，注释掉你认为不需要的代码，避免对其他人好友造成困扰*
 
 

composer.json

@@ -10,9 +10,9 @@
     ],
     ],
     "require": {
     "require": {
         "guzzlehttp/guzzle": "^6.2",
         "guzzlehttp/guzzle": "^6.2",
-        "symfony/dom-crawler": "^3.2",
+        "symfony/dom-crawler": "2.8.*|3.*",
         "endroid/qrcode": "^1.7",
         "endroid/qrcode": "^1.7",
-        "symfony/css-selector": "^3.2",
+        "symfony/css-selector": "2.8.*|3.*",
         "pimple/pimple": "^3.0",
         "pimple/pimple": "^3.0",
         "illuminate/support": "^5.3",
         "illuminate/support": "^5.3",
         "nesbot/carbon": "^1.21",
         "nesbot/carbon": "^1.21",