Create Test Wifi Networks using the Arduino ESP8266

Compiled with Arduino 1.8.4 and esp8266 2.1.0, but other versions should work too

General Info on Beacon Frames: https://mrncciew.com/2014/10/08/802-11-mgmt-beacon-frame/

ESP8266 + Beacon Frames: http:https://nomartini-noparty.blogspot.com/2016/07/esp8266-and-beacon-frames.html

Based on the WiFiBeaconJam by kripthor