updated README

README-zh.md

@@ -174,6 +174,9 @@ Crawlab使用起来很方便，也很通用，可以适用于几乎任何主流
 - [ ] 登录和用户管理
 - [ ] 全局搜索
 
-如果您喜欢Crawlab或者希望贡献开发它，请加作者微信 tikazyq1 并注明"Crawlab"，作者会将你拉入群。
+如果您觉得Crawlab对您的日常开发或公司有帮助，请加作者微信 tikazyq1 并注明"Crawlab"，作者会将你拉入群。或者，您可以扫下方支付宝二维码给作者打赏去升级团队协作软件或买一杯咖啡。
 
-![](https://user-gold-cdn.xitu.io/2019/3/15/169814cbd5e600e9?imageslim)
+<p align="center">
+    <img src="https://user-gold-cdn.xitu.io/2019/3/15/169814cbd5e600e9?imageslim" height="360">
+    <img src="https://raw.githubusercontent.com/tikazyq/crawlab/master/docs/img/payment.jpg" height="360">
+</p>

README.md

@@ -169,6 +169,9 @@ Crawlab is easy to use, general enough to adapt spiders in any language and any
 - [ ] Login & User Management
 - [ ] General Search
 
-If you like Crawlab or would like to contribute to it, please add the Author's Wechat noting "Crawlab" to enter the discussion group. 
+If you feel Crawlab could benefit your daily work or your company, please add the author's Wechat account noting "Crawlab" to enter the discussion group. Or you scan the Alipay QR code below to give us a reward to upgrade our teamwork software or buy a coffee.
 
-![](https://user-gold-cdn.xitu.io/2019/3/15/169814cbd5e600e9?imageslim)
+<p align="center">
+    <img src="https://user-gold-cdn.xitu.io/2019/3/15/169814cbd5e600e9?imageslim" height="360">
+    <img src="https://raw.githubusercontent.com/tikazyq/crawlab/master/docs/img/payment.jpg" height="360">
+</p>

crawlab/requirements.txt

@@ -57,10 +57,8 @@ python-dateutil==2.8.0
 pytz==2018.9
 queuelib==1.5.0
 redis==3.2.1
-redisbeat==1.1.4
 requests==2.21.0
 Scrapy==1.6.0
-selenium==3.141.0
 service-identity==18.1.0
 six==1.12.0
 soupsieve==1.9.1