esp8266/espneopixel: Disable IRQs during eps.neopixel_write.
esp8266/espneopixel: Disable IRQs during eps.neopixel_write.

Interrupts during neopixel_write causes timing problems and therefore
wrong light patterns.  Switching off IRQs should help to keep the strict
timing schedule.

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