stmhal: Add simple README.txt to freshly-created filesystem.
stmhal: Add simple README.txt to freshly-created filesystem.

firstval/micropython,dmazzella/micropython,kerneltask/micropython,SHA2017-badge/micropython-esp32,ceramos/micropython,xyb/micropython,infinnovation/micropython,kostyll/micropython,hiway/micropython,ernesto-g/micropython,jimkmc/micropython,MrSurly/micropython,alex-robbins/micropython,dxxb/micropython,danicampora/micropython,feilongfl/micropython,MrSurly/micropython-esp32,KISSMonX/micropython,adafruit/micropython,jmarcelino/pycom-micropython,emfcamp/micropython,praemdonck/micropython,noahchense/micropython,hosaka/micropython,ernesto-g/micropython,dhylands/micropython,xuxiaoxin/micropython,AriZuu/micropython,noahwilliamsson/micropython,emfcamp/micropython,jlillest/micropython,ChuckM/micropython,KISSMonX/micropython,PappaPeppar/micropython,emfcamp/micropython,utopiaprince/micropython,tralamazza/micropython,infinnovation/micropython,cloudformdesign/micropython,supergis/micropython,praemdonck/micropython,galenhz/micropython,lbattraw/micropython,blazewicz/micropython,trezor/micropython,noahwilliamsson/micropython,ChuckM/micropython,kostyll/micropython,dinau/micropython,lbattraw/micropython,tralamazza/micropython,tdautc19841202/micropython,utopiaprince/micropython,vriera/micropython,blazewicz/micropython,alex-march/micropython,chrisdearman/micropython,feilongfl/micropython,henriknelson/micropython,praemdonck/micropython,adamkh/micropython,jlillest/micropython,supergis/micropython,misterdanb/micropython,dinau/micropython,bvernoux/micropython,EcmaXp/micropython,jmarcelino/pycom-micropython,suda/micropython,noahchense/micropython,blazewicz/micropython,Timmenem/micropython,hiway/micropython,micropython/micropython-esp32,galenhz/micropython,noahchense/micropython,pramasoul/micropython,paul-xxx/micropython,pozetroninc/micropython,noahchense/micropython,lowRISC/micropython,MrSurly/micropython-esp32,henriknelson/micropython,heisewangluo/micropython,vriera/micropython,paul-xxx/micropython,ganshun666/micropython,AriZuu/micropython,slzatz/micropython,dxxb/micropython,redbear/micropython,rubencabrera/micropython,jmarcelino/pycom-micropython,KISSMonX/micropython,SHA2017-badge/micropython-esp32,kerneltask/micropython,kerneltask/micropython,blmorris/micropython,cnoviello/micropython,trezor/micropython,oopy/micropython,cloudformdesign/micropython,xhat/micropython,jimkmc/micropython,tobbad/micropython,warner83/micropython,chrisdearman/micropython,xhat/micropython,aethaniel/micropython,dxxb/micropython,ceramos/micropython,supergis/micropython,tuc-osg/micropython,firstval/micropython,kerneltask/micropython,dinau/micropython,adafruit/circuitpython,micropython/micropython-esp32,lowRISC/micropython,SHA2017-badge/micropython-esp32,rubencabrera/micropython,MrSurly/micropython-esp32,mpalomer/micropython,utopiaprince/micropython,tobbad/micropython,suda/micropython,orionrobots/micropython,suda/micropython,slzatz/micropython,ceramos/micropython,AriZuu/micropython,deshipu/micropython,tdautc19841202/micropython,ryannathans/micropython,Peetz0r/micropython-esp32,danicampora/micropython,misterdanb/micropython,jmarcelino/pycom-micropython,EcmaXp/micropython,drrk/micropython,vitiral/micropython,rubencabrera/micropython,lbattraw/micropython,ahotam/micropython,vitiral/micropython,ernesto-g/micropython,supergis/micropython,emfcamp/micropython,feilongfl/micropython,lbattraw/micropython,blmorris/micropython,omtinez/micropython,omtinez/micropython,SungEun-Steve-Kim/test-mp,Vogtinator/micropython,Peetz0r/micropython-esp32,alex-robbins/micropython,matthewelse/micropython,lowRISC/micropython,cloudformdesign/micropython,misterdanb/micropython,selste/micropython,oopy/micropython,firstval/micropython,utopiaprince/micropython,SHA2017-badge/micropython-esp32,ruffy91/micropython,dmazzella/micropython,PappaPeppar/micropython,jmarcelino/pycom-micropython,xhat/micropython,martinribelotta/micropython,henriknelson/micropython,vitiral/micropython,ericsnowcurrently/micropython,warner83/micropython,noahchense/micropython,ganshun666/micropython,dinau/micropython,martinribelotta/micropython,slzatz/micropython,puuu/micropython,heisewangluo/micropython,alex-robbins/micropython,trezor/micropython,toolmacher/micropython,heisewangluo/micropython,feilongfl/micropython,cnoviello/micropython,neilh10/micropython,heisewangluo/micropython,swegener/micropython,tuc-osg/micropython,ceramos/micropython,dmazzella/micropython,HenrikSolver/micropython,hosaka/micropython,kerneltask/micropython,alex-robbins/micropython,adamkh/micropython,galenhz/micropython,pozetroninc/micropython,cloudformdesign/micropython,mhoffma/micropython,paul-xxx/micropython,mianos/micropython,martinribelotta/micropython,trezor/micropython,suda/micropython,orionrobots/micropython,MrSurly/micropython-esp32,neilh10/micropython,ericsnowcurrently/micropython,micropython/micropython-esp32,MrSurly/micropython,stonegithubs/micropython,alex-robbins/micropython,EcmaXp/micropython,pramasoul/micropython,praemdonck/micropython,mianos/micropython,Peetz0r/micropython-esp32,mpalomer/micropython,bvernoux/micropython,alex-march/micropython,bvernoux/micropython,tdautc19841202/micropython,slzatz/micropython,AriZuu/micropython,SHA2017-badge/micropython-esp32,noahwilliamsson/micropython,Timmenem/micropython,danicampora/micropython,deshipu/micropython,pfalcon/micropython,warner83/micropython,bvernoux/micropython,turbinenreiter/micropython,dmazzella/micropython,hiway/micropython,mianos/micropython,toolmacher/micropython,mhoffma/micropython,emfcamp/micropython,chrisdearman/micropython,tralamazza/micropython,noahwilliamsson/micropython,pramasoul/micropython,alex-march/micropython,dxxb/micropython,selste/micropython,kostyll/micropython,Vogtinator/micropython,Vogtinator/micropython,xuxiaoxin/micropython,tdautc19841202/micropython,ahotam/micropython,ChuckM/micropython,mianos/micropython,dhylands/micropython,TDAbboud/micropython,selste/micropython,matthewelse/micropython,HenrikSolver/micropython,MrSurly/micropython,deshipu/micropython,paul-xxx/micropython,skybird6672/micropython,pramasoul/micropython,kostyll/micropython,supergis/micropython,orionrobots/micropython,ChuckM/micropython,MrSurly/micropython,ryannathans/micropython,KISSMonX/micropython,cloudformdesign/micropython,ernesto-g/micropython,torwag/micropython,xyb/micropython,SungEun-Steve-Kim/test-mp,TDAbboud/micropython,aethaniel/micropython,vitiral/micropython,mianos/micropython,dxxb/micropython,selste/micropython,adamkh/micropython,micropython/micropython-esp32,methoxid/micropystat,pfalcon/micropython,tralamazza/micropython,micropython/micropython-esp32,oopy/micropython,vriera/micropython,galenhz/micropython,redbear/micropython,deshipu/micropython,blmorris/micropython,toolmacher/micropython,mhoffma/micropython,hosaka/micropython,chrisdearman/micropython,hosaka/micropython,ruffy91/micropython,puuu/micropython,infinnovation/micropython,SungEun-Steve-Kim/test-mp,ericsnowcurrently/micropython,PappaPeppar/micropython,HenrikSolver/micropython,EcmaXp/micropython,redbear/micropython,adamkh/micropython,pfalcon/micropython,suda/micropython,ganshun666/micropython,turbinenreiter/micropython,stonegithubs/micropython,ruffy91/micropython,puuu/micropython,drrk/micropython,Vogtinator/micropython,cwyark/micropython,PappaPeppar/micropython,puuu/micropython,tobbad/micropython,hiway/micropython,lowRISC/micropython,xhat/micropython,methoxid/micropystat,blazewicz/micropython,henriknelson/micropython,galenhz/micropython,skybird6672/micropython,ganshun666/micropython,aethaniel/micropython,pfalcon/micropython,jlillest/micropython,alex-march/micropython,methoxid/micropystat,MrSurly/micropython-esp32,mgyenik/micropython,ryannathans/micropython,ericsnowcurrently/micropython,adamkh/micropython,adafruit/micropython,hosaka/micropython,lbattraw/micropython,AriZuu/micropython,deshipu/micropython,misterdanb/micropython,ahotam/micropython,turbinenreiter/micropython,ceramos/micropython,redbear/micropython,jimkmc/micropython,selste/micropython,turbinenreiter/micropython,stonegithubs/micropython,mgyenik/micropython,cwyark/micropython,Timmenem/micropython,dinau/micropython,henriknelson/micropython,dhylands/micropython,jimkmc/micropython,matthewelse/micropython,orionrobots/micropython,Vogtinator/micropython,stonegithubs/micropython,mgyenik/micropython,xuxiaoxin/micropython,lowRISC/micropython,adafruit/micropython,dhylands/micropython,rubencabrera/micropython,matthewelse/micropython,blmorris/micropython,omtinez/micropython,torwag/micropython,cnoviello/micropython,pozetroninc/micropython,aethaniel/micropython,praemdonck/micropython,cwyark/micropython,bvernoux/micropython,cwyark/micropython,martinribelotta/micropython,omtinez/micropython,warner83/micropython,turbinenreiter/micropython,danicampora/micropython,stonegithubs/micropython,redbear/micropython,oopy/micropython,EcmaXp/micropython,adafruit/circuitpython,infinnovation/micropython,neilh10/micropython,pozetroninc/micropython,xyb/micropython,mpalomer/micropython,cwyark/micropython,ruffy91/micropython,torwag/micropython,torwag/micropython,danicampora/micropython,mpalomer/micropython,oopy/micropython,mhoffma/micropython,torwag/micropython,swegener/micropython,noahwilliamsson/micropython,HenrikSolver/micropython,martinribelotta/micropython,KISSMonX/micropython,SungEun-Steve-Kim/test-mp,ruffy91/micropython,pramasoul/micropython,chrisdearman/micropython,firstval/micropython,matthewelse/micropython,pozetroninc/micropython,adafruit/circuitpython,puuu/micropython,dhylands/micropython,mgyenik/micropython,tobbad/micropython,adafruit/circuitpython,methoxid/micropystat,feilongfl/micropython,neilh10/micropython,rubencabrera/micropython,drrk/micropython,toolmacher/micropython,ahotam/micropython,pfalcon/micropython,warner83/micropython,adafruit/circuitpython,swegener/micropython,toolmacher/micropython,xyb/micropython,adafruit/micropython,vitiral/micropython,blazewicz/micropython,infinnovation/micropython,TDAbboud/micropython,kostyll/micropython,tuc-osg/micropython,ganshun666/micropython,tuc-osg/micropython,drrk/micropython,slzatz/micropython,cnoviello/micropython,ChuckM/micropython,firstval/micropython,PappaPeppar/micropython,orionrobots/micropython,Peetz0r/micropython-esp32,ericsnowcurrently/micropython,xuxiaoxin/micropython,skybird6672/micropython,drrk/micropython,utopiaprince/micropython,cnoviello/micropython,swegener/micropython,trezor/micropython,ahotam/micropython,vriera/micropython,xuxiaoxin/micropython,omtinez/micropython,Timmenem/micropython,vriera/micropython,Peetz0r/micropython-esp32,swegener/micropython,alex-march/micropython,MrSurly/micropython,tobbad/micropython,neilh10/micropython,xhat/micropython,methoxid/micropystat,paul-xxx/micropython,blmorris/micropython,jlillest/micropython,jlillest/micropython,adafruit/circuitpython,ryannathans/micropython,xyb/micropython,heisewangluo/micropython,matthewelse/micropython,adafruit/micropython,aethaniel/micropython,tdautc19841202/micropython,mpalomer/micropython,jimkmc/micropython,hiway/micropython,skybird6672/micropython,ernesto-g/micropython,mgyenik/micropython,misterdanb/micropython,mhoffma/micropython,HenrikSolver/micropython,skybird6672/micropython,TDAbboud/micropython,ryannathans/micropython,Timmenem/micropython,TDAbboud/micropython,SungEun-Steve-Kim/test-mp,tuc-osg/micropython