Improvements:
- Better documentation
- Less ambiguous bundle file extension
- Support for logical partitions (via fastbootd)
- More robust flashing
- More consistent code quality
- Requirement checks before flashing
- More flexible factory zip handling
- Support for wiping logical partitions and userdata
- Configurable debug mode
- More detailed flashing progress
- Conformant factory image flashing process
- Automatic reconnection upon connection loss
- Graceful handling of connection loss
- Automatic reuse of already-paired USB devices
- User-friendly progress/status text
3c2c76dfdf