modify http to https, fix download failure issue

README.md

@@ -79,11 +79,16 @@ After installation you can access a stats page **without** authenticating via th
 
 
 
-## 常见问题
-[/usr/sbin/haproxy.main()] Cannot chroot1(/var/lib/haproxy)  
-解决方法:  
+## Common problem 常见问题
+    [/usr/sbin/haproxy.main()] Cannot chroot1(/var/lib/haproxy)  
+
+### Solution 解决方法:
+Create /var/lib/haproxy directory
+
 创建/var/lib/haproxy目录  
 
+Check on the rpcbind service to ensure that this service is started
+
 依赖rpcbind服务确保此服务已启动