docs: Bump version to 1.5.
docs: Bump version to 1.5.

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