[2/2] User configurable (un)plug wake/nofitication

Add an user configurable option to enable/disable
* Wake the display when charger power is connected/disconnected.
* Play notification sound when charger power is connected/disconnected.
* Vibrate when charger power is connected/disconnected

[2/2] 用户可配置的(断开)连接唤醒/通知

添加一个用户可配置的选项来启用/禁用
* 充电电源连接/断开时唤醒屏幕.
* 充电电源连接/断开时播放通知声.
* 充电电源连接/断开时震动.

[1/2] in platform_frameworks_base

Thanks to CyanogenMod for the original implementation.
感谢CyanogenMod原创实现此功能.