Tiny app to enforce security policies of your device.

It can:
* limit the maximum number of failed password attempts
* disable USB data connections (Android 12, USB HAL 1.3, Device Owner)
* disable safe boot mode (Android 7, Device Owner)
* notify on failed password attempt
* notify when an app without Internet permission got it after an update

Be aware that the app may not work in safe mode.

Permissions:
* DEVICE_ADMIN - limit the maximum number of failed password attempts
* DEVICE_OWNER - d