［功能建议］情景模式相关

[Gladtbam]

1.通知事件的情景模式希望能针对特定的通知执行，比如，移除具有某个关键字的通知，即增加对通知进行操作的接口

2.二次请求增加延时和定时接口，定时虽然能通过system.currentTimeMillis()进行换算，但是太麻烦，容易出错，`

3.部分接口只在示例中出现，指南中没有，希望能更新指南

[stale]

This issue has been automatically marked as stale because it has not had recent activity. It will be closed if no further activity occurs. Thank you for your contributions.

[stale]

This issue has been automatically marked as stale because it has not had recent activity. It will be closed if no further activity occurs. Thank you for your contributions.