1.下载phalcon-devtools包：
https://github.com/phalcon/phalcon-devtools/releases/tag/v3.4.12
2.修改gen-stubs.php文件，定义CPHALCON_DIR变量
3.然后执行如下命令：
php gen-stubs.php
4.配置tool
5.项目配置，选择configure php include paths..
添加对应配置项
参考：
https://www.marser.cn/archives/103/
https://www.jianshu.com/p/2f0fc78d38e3
http://www.mamicode.com/info-detail-2334804.html
https://segmentfault.com/a/1190000012108808?utm_source=tag-newest