* Fix bt_home_hub_5 device tracker
Updated BT Home Hub 5 device tracker component to get it working again. The old parsing method of the DNS table has been broken for a while causing the component to fail to get connected devices. A new parsing method has been implemened and fixes all previous issues.
* Moved part of code to a published PyPi library
* Fixed Violations
* Fixed bugs in device tracker
* Moved API Specific Code to PyPi Repository
* Updated to fit requested changes, removed test as it is no longer valid and updated requirement_all.txt
* Update to fit style requirements and remove redundant code
* Removed Unnecessary Comment