一个gradle_plugin_android_aspectjx插件的应用示例
示例包括kotlin代码，AOP代码，AOP代码可以放在app项目里面，也可以放在library项目里面以aar的方式依赖
如果你本地没有kotlin环境，可能Demo会跑不起来，可以参考下面这个基于aspectjx的项目
用aspectjx实现的简单、方便、省事的Android M动态权限配置框架
AspectJ相关内容可以参考如下引用：
AspectJ Development Environment Guide
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