Fix tests

Revert "Using forked Bolt v1.2.0"

This reverts commit 60f42a8.

Push version 2.4

Dockerfile works with new MQTT setup

Cosmetic changes

Fixed tests, added Makefile instead of Python script

Bumped version to 2.1

Fix for #42 and #62, adding iwlist for when iw is not available

Updated binary making

Fixed more logging