README: Document how to enable/build external dependencies.
README: Document how to enable/build external dependencies.

ruffy91/micropython,cwyark/micropython,toolmacher/micropython,ryannathans/micropython,emfcamp/micropython,micropython/micropython-esp32,selste/micropython,praemdonck/micropython,ganshun666/micropython,AriZuu/micropython,praemdonck/micropython,drrk/micropython,redbear/micropython,TDAbboud/micropython,tuc-osg/micropython,matthewelse/micropython,tuc-osg/micropython,omtinez/micropython,blmorris/micropython,blazewicz/micropython,praemdonck/micropython,danicampora/micropython,ruffy91/micropython,oopy/micropython,dxxb/micropython,hosaka/micropython,mhoffma/micropython,tobbad/micropython,ryannathans/micropython,lowRISC/micropython,deshipu/micropython,MrSurly/micropython,neilh10/micropython,pramasoul/micropython,ganshun666/micropython,emfcamp/micropython,tralamazza/micropython,puuu/micropython,ernesto-g/micropython,alex-robbins/micropython,misterdanb/micropython,swegener/micropython,puuu/micropython,redbear/micropython,pozetroninc/micropython,HenrikSolver/micropython,TDAbboud/micropython,jmarcelino/pycom-micropython,supergis/micropython,alex-robbins/micropython,redbear/micropython,mianos/micropython,supergis/micropython,PappaPeppar/micropython,lowRISC/micropython,hiway/micropython,dinau/micropython,ruffy91/micropython,danicampora/micropython,adamkh/micropython,deshipu/micropython,hosaka/micropython,pfalcon/micropython,oopy/micropython,EcmaXp/micropython,MrSurly/micropython-esp32,blazewicz/micropython,kerneltask/micropython,neilh10/micropython,chrisdearman/micropython,Peetz0r/micropython-esp32,omtinez/micropython,adafruit/circuitpython,matthewelse/micropython,PappaPeppar/micropython,kerneltask/micropython,pramasoul/micropython,alex-march/micropython,dmazzella/micropython,Peetz0r/micropython-esp32,mhoffma/micropython,selste/micropython,pramasoul/micropython,bvernoux/micropython,turbinenreiter/micropython,SHA2017-badge/micropython-esp32,danicampora/micropython,swegener/micropython,swegener/micropython,pramasoul/micropython,adafruit/circuitpython,dhylands/micropython,vitiral/micropython,ryannathans/micropython,emfcamp/micropython,vitiral/micropython,micropython/micropython-esp32,emfcamp/micropython,noahwilliamsson/micropython,Timmenem/micropython,adamkh/micropython,alex-robbins/micropython,cwyark/micropython,galenhz/micropython,dxxb/micropython,matthewelse/micropython,hosaka/micropython,AriZuu/micropython,Peetz0r/micropython-esp32,tralamazza/micropython,supergis/micropython,xhat/micropython,MrSurly/micropython-esp32,pfalcon/micropython,PappaPeppar/micropython,tuc-osg/micropython,jmarcelino/pycom-micropython,blmorris/micropython,drrk/micropython,infinnovation/micropython,tuc-osg/micropython,xhat/micropython,ganshun666/micropython,galenhz/micropython,MrSurly/micropython,trezor/micropython,hiway/micropython,torwag/micropython,SHA2017-badge/micropython-esp32,mhoffma/micropython,mpalomer/micropython,swegener/micropython,MrSurly/micropython,adafruit/micropython,trezor/micropython,cwyark/micropython,neilh10/micropython,Timmenem/micropython,jmarcelino/pycom-micropython,pozetroninc/micropython,HenrikSolver/micropython,torwag/micropython,galenhz/micropython,torwag/micropython,toolmacher/micropython,mianos/micropython,puuu/micropython,ryannathans/micropython,HenrikSolver/micropython,noahwilliamsson/micropython,matthewelse/micropython,MrSurly/micropython-esp32,infinnovation/micropython,pfalcon/micropython,martinribelotta/micropython,martinribelotta/micropython,adafruit/micropython,tobbad/micropython,ChuckM/micropython,ChuckM/micropython,SHA2017-badge/micropython-esp32,micropython/micropython-esp32,galenhz/micropython,ernesto-g/micropython,dmazzella/micropython,micropython/micropython-esp32,emfcamp/micropython,AriZuu/micropython,drrk/micropython,tobbad/micropython,omtinez/micropython,dinau/micropython,pozetroninc/micropython,omtinez/micropython,torwag/micropython,blazewicz/micropython,tobbad/micropython,bvernoux/micropython,alex-march/micropython,ChuckM/micropython,henriknelson/micropython,noahwilliamsson/micropython,MrSurly/micropython,dhylands/micropython,supergis/micropython,adafruit/micropython,matthewelse/micropython,pfalcon/micropython,redbear/micropython,bvernoux/micropython,hosaka/micropython,cloudformdesign/micropython,AriZuu/micropython,ruffy91/micropython,alex-march/micropython,ChuckM/micropython,dinau/micropython,neilh10/micropython,adafruit/micropython,SHA2017-badge/micropython-esp32,misterdanb/micropython,mianos/micropython,EcmaXp/micropython,noahwilliamsson/micropython,TDAbboud/micropython,cloudformdesign/micropython,mianos/micropython,Peetz0r/micropython-esp32,trezor/micropython,misterdanb/micropython,cloudformdesign/micropython,toolmacher/micropython,adafruit/circuitpython,drrk/micropython,SHA2017-badge/micropython-esp32,mpalomer/micropython,deshipu/micropython,cwyark/micropython,Timmenem/micropython,drrk/micropython,matthewelse/micropython,danicampora/micropython,mpalomer/micropython,tralamazza/micropython,cloudformdesign/micropython,xhat/micropython,PappaPeppar/micropython,tuc-osg/micropython,henriknelson/micropython,dxxb/micropython,dxxb/micropython,tobbad/micropython,Timmenem/micropython,infinnovation/micropython,kerneltask/micropython,bvernoux/micropython,micropython/micropython-esp32,Timmenem/micropython,ernesto-g/micropython,infinnovation/micropython,chrisdearman/micropython,alex-robbins/micropython,ryannathans/micropython,mpalomer/micropython,adafruit/circuitpython,mpalomer/micropython,blmorris/micropython,MrSurly/micropython,oopy/micropython,Peetz0r/micropython-esp32,lowRISC/micropython,PappaPeppar/micropython,adafruit/circuitpython,EcmaXp/micropython,HenrikSolver/micropython,lowRISC/micropython,deshipu/micropython,chrisdearman/micropython,torwag/micropython,puuu/micropython,pfalcon/micropython,turbinenreiter/micropython,xhat/micropython,martinribelotta/micropython,dhylands/micropython,swegener/micropython,trezor/micropython,jmarcelino/pycom-micropython,dinau/micropython,adamkh/micropython,adafruit/micropython,neilh10/micropython,lowRISC/micropython,MrSurly/micropython-esp32,praemdonck/micropython,ganshun666/micropython,martinribelotta/micropython,blmorris/micropython,martinribelotta/micropython,praemdonck/micropython,chrisdearman/micropython,hiway/micropython,blazewicz/micropython,vitiral/micropython,vitiral/micropython,MrSurly/micropython-esp32,henriknelson/micropython,dmazzella/micropython,hiway/micropython,hosaka/micropython,xhat/micropython,noahwilliamsson/micropython,EcmaXp/micropython,ChuckM/micropython,TDAbboud/micropython,deshipu/micropython,selste/micropython,misterdanb/micropython,selste/micropython,HenrikSolver/micropython,adamkh/micropython,chrisdearman/micropython,TDAbboud/micropython,oopy/micropython,pramasoul/micropython,ernesto-g/micropython,pozetroninc/micropython,dmazzella/micropython,kerneltask/micropython,oopy/micropython,cloudformdesign/micropython,dhylands/micropython,supergis/micropython,tralamazza/micropython,misterdanb/micropython,bvernoux/micropython,puuu/micropython,alex-march/micropython,ganshun666/micropython,henriknelson/micropython,AriZuu/micropython,henriknelson/micropython,danicampora/micropython,omtinez/micropython,mhoffma/micropython,turbinenreiter/micropython,turbinenreiter/micropython,jmarcelino/pycom-micropython,adamkh/micropython,redbear/micropython,pozetroninc/micropython,kerneltask/micropython,cwyark/micropython,selste/micropython,dxxb/micropython,toolmacher/micropython,mhoffma/micropython,hiway/micropython,blazewicz/micropython,alex-robbins/micropython,adafruit/circuitpython,dhylands/micropython,blmorris/micropython,dinau/micropython,infinnovation/micropython,mianos/micropython,EcmaXp/micropython,turbinenreiter/micropython,ernesto-g/micropython,alex-march/micropython,galenhz/micropython,toolmacher/micropython,trezor/micropython,ruffy91/micropython,vitiral/micropython