esp8266: Add uos.statvfs() to get filesystem status.
esp8266: Add uos.statvfs() to get filesystem status.

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