* Added `spoof` subcommand

* Added 3 spoofing features for falsifying Class of Device, host name and controller alias
* Other little improvements

* Fixed missing characteristic value caused by incorrectly parsed pro…

…perties during GATT scan

* Adapted to higher version dependencies
* Updated README

Merge branch 'master' of https://github.com/fO-000/bluing

Fixed br command bug

Added new feature: sniff and guess nearby BD_ADDR

* Renamed bluescan to bluing for future tool development

* Implemented subcommand logic
* Implemented `br --mon-incoming-conn`: Print incoming connection from other nearby BR/EDR devices
* Integrated the function of spoofing the BD_ADDR of a local controller
* Adapted to higher version of the dependent libraries
* Added a lot of small improvements

1. Improved plugin framework

2. Slightly improved SDP scanning stability
3. Adapted to the higher version of the dependencies

Mainly improved the plugin framework

1. Improved plugin framework

2. Adapted to the higher version of the dependencies

Adapted to the higher version of the dependencies and made some small…

… improvements