esp8266: Add tests/onewire.py as a driver and test code for ds18b20 dev.
esp8266: Add tests/onewire.py as a driver and test code for ds18b20 dev.

jmarcelino/pycom-micropython,tobbad/micropython,pfalcon/micropython,adafruit/micropython,dxxb/micropython,dxxb/micropython,dxxb/micropython,alex-robbins/micropython,matthewelse/micropython,turbinenreiter/micropython,hiway/micropython,jmarcelino/pycom-micropython,pramasoul/micropython,adafruit/circuitpython,deshipu/micropython,henriknelson/micropython,emfcamp/micropython,ryannathans/micropython,mpalomer/micropython,torwag/micropython,kerneltask/micropython,misterdanb/micropython,hosaka/micropython,matthewelse/micropython,SHA2017-badge/micropython-esp32,dinau/micropython,dxxb/micropython,praemdonck/micropython,dmazzella/micropython,infinnovation/micropython,tuc-osg/micropython,trezor/micropython,trezor/micropython,mpalomer/micropython,AriZuu/micropython,infinnovation/micropython,alex-march/micropython,dinau/micropython,deshipu/micropython,trezor/micropython,redbear/micropython,kerneltask/micropython,Peetz0r/micropython-esp32,blazewicz/micropython,Timmenem/micropython,turbinenreiter/micropython,torwag/micropython,ganshun666/micropython,tobbad/micropython,MrSurly/micropython-esp32,adafruit/circuitpython,puuu/micropython,MrSurly/micropython,misterdanb/micropython,pozetroninc/micropython,emfcamp/micropython,henriknelson/micropython,emfcamp/micropython,micropython/micropython-esp32,tuc-osg/micropython,pozetroninc/micropython,kerneltask/micropython,ryannathans/micropython,HenrikSolver/micropython,kerneltask/micropython,swegener/micropython,jmarcelino/pycom-micropython,alex-robbins/micropython,tobbad/micropython,toolmacher/micropython,dmazzella/micropython,matthewelse/micropython,lowRISC/micropython,lowRISC/micropython,oopy/micropython,ganshun666/micropython,tralamazza/micropython,tuc-osg/micropython,turbinenreiter/micropython,adafruit/circuitpython,pramasoul/micropython,cwyark/micropython,bvernoux/micropython,mpalomer/micropython,mhoffma/micropython,alex-march/micropython,selste/micropython,alex-march/micropython,bvernoux/micropython,pramasoul/micropython,bvernoux/micropython,redbear/micropython,alex-robbins/micropython,pfalcon/micropython,oopy/micropython,selste/micropython,drrk/micropython,dmazzella/micropython,adafruit/micropython,matthewelse/micropython,hosaka/micropython,oopy/micropython,dinau/micropython,blazewicz/micropython,PappaPeppar/micropython,chrisdearman/micropython,pfalcon/micropython,lowRISC/micropython,toolmacher/micropython,toolmacher/micropython,puuu/micropython,turbinenreiter/micropython,torwag/micropython,bvernoux/micropython,trezor/micropython,TDAbboud/micropython,adafruit/micropython,Timmenem/micropython,mhoffma/micropython,matthewelse/micropython,swegener/micropython,selste/micropython,cwyark/micropython,turbinenreiter/micropython,misterdanb/micropython,AriZuu/micropython,henriknelson/micropython,mhoffma/micropython,micropython/micropython-esp32,praemdonck/micropython,cwyark/micropython,TDAbboud/micropython,puuu/micropython,pramasoul/micropython,redbear/micropython,jmarcelino/pycom-micropython,chrisdearman/micropython,puuu/micropython,praemdonck/micropython,MrSurly/micropython,infinnovation/micropython,torwag/micropython,HenrikSolver/micropython,swegener/micropython,toolmacher/micropython,adafruit/micropython,alex-robbins/micropython,adafruit/circuitpython,SHA2017-badge/micropython-esp32,tralamazza/micropython,bvernoux/micropython,MrSurly/micropython,tobbad/micropython,misterdanb/micropython,lowRISC/micropython,selste/micropython,blazewicz/micropython,drrk/micropython,praemdonck/micropython,dmazzella/micropython,HenrikSolver/micropython,Peetz0r/micropython-esp32,tralamazza/micropython,puuu/micropython,torwag/micropython,deshipu/micropython,swegener/micropython,cwyark/micropython,deshipu/micropython,toolmacher/micropython,adafruit/circuitpython,mpalomer/micropython,MrSurly/micropython,drrk/micropython,adafruit/micropython,AriZuu/micropython,TDAbboud/micropython,MrSurly/micropython-esp32,hosaka/micropython,drrk/micropython,TDAbboud/micropython,Peetz0r/micropython-esp32,Peetz0r/micropython-esp32,Timmenem/micropython,MrSurly/micropython-esp32,mhoffma/micropython,emfcamp/micropython,pramasoul/micropython,ryannathans/micropython,mpalomer/micropython,alex-march/micropython,chrisdearman/micropython,redbear/micropython,PappaPeppar/micropython,oopy/micropython,infinnovation/micropython,SHA2017-badge/micropython-esp32,ryannathans/micropython,hosaka/micropython,TDAbboud/micropython,micropython/micropython-esp32,MrSurly/micropython-esp32,adafruit/circuitpython,MrSurly/micropython,emfcamp/micropython,ganshun666/micropython,deshipu/micropython,drrk/micropython,PappaPeppar/micropython,redbear/micropython,swegener/micropython,hiway/micropython,cwyark/micropython,Timmenem/micropython,hiway/micropython,matthewelse/micropython,Timmenem/micropython,pfalcon/micropython,micropython/micropython-esp32,trezor/micropython,ganshun666/micropython,alex-robbins/micropython,pfalcon/micropython,chrisdearman/micropython,dinau/micropython,PappaPeppar/micropython,misterdanb/micropython,hiway/micropython,pozetroninc/micropython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