extmod/modwebsocket: Make compatible with non-default object models.
extmod/modwebsocket: Make compatible with non-default object models.

redbear/micropython,SHA2017-badge/micropython-esp32,chrisdearman/micropython,jmarcelino/pycom-micropython,hosaka/micropython,turbinenreiter/micropython,tuc-osg/micropython,toolmacher/micropython,blazewicz/micropython,lowRISC/micropython,infinnovation/micropython,bvernoux/micropython,cwyark/micropython,alex-robbins/micropython,alex-march/micropython,toolmacher/micropython,Peetz0r/micropython-esp32,swegener/micropython,puuu/micropython,kerneltask/micropython,tralamazza/micropython,PappaPeppar/micropython,dxxb/micropython,matthewelse/micropython,AriZuu/micropython,dxxb/micropython,deshipu/micropython,adafruit/circuitpython,toolmacher/micropython,oopy/micropython,adafruit/circuitpython,chrisdearman/micropython,tralamazza/micropython,puuu/micropython,TDAbboud/micropython,tobbad/micropython,micropython/micropython-esp32,oopy/micropython,ryannathans/micropython,adafruit/circuitpython,pfalcon/micropython,SHA2017-badge/micropython-esp32,alex-march/micropython,cwyark/micropython,chrisdearman/micropython,mhoffma/micropython,swegener/micropython,alex-march/micropython,dmazzella/micropython,selste/micropython,cwyark/micropython,ryannathans/micropython,toolmacher/micropython,micropython/micropython-esp32,Peetz0r/micropython-esp32,toolmacher/micropython,jmarcelino/pycom-micropython,tobbad/micropython,HenrikSolver/micropython,jmarcelino/pycom-micropython,puuu/micropython,henriknelson/micropython,Timmenem/micropython,deshipu/micropython,AriZuu/micropython,mhoffma/micropython,trezor/micropython,matthewelse/micropython,matthewelse/micropython,pozetroninc/micropython,lowRISC/micropython,pfalcon/micropython,TDAbboud/micropython,hiway/micropython,matthewelse/micropython,tralamazza/micropython,puuu/micropython,bvernoux/micropython,chrisdearman/micropython,ganshun666/micropython,turbinenreiter/micropython,torwag/micropython,chrisdearman/micropython,AriZuu/micropython,cwyark/micropython,puuu/micropython,hiway/micropython,jmarcelino/pycom-micropython,bvernoux/micropython,alex-robbins/micropython,SHA2017-badge/micropython-esp32,oopy/micropython,hiway/micropython,mhoffma/micropython,dxxb/micropython,lowRISC/micropython,mhoffma/micropython,adafruit/micropython,blazewicz/micropython,Timmenem/micropython,pozetroninc/micropython,kerneltask/micropython,pramasoul/micropython,deshipu/micropython,hiway/micropython,torwag/micropython,deshipu/micropython,adafruit/micropython,PappaPeppar/micropython,Peetz0r/micropython-esp32,micropython/micropython-esp32,dxxb/micropython,alex-march/micropython,TDAbboud/micropython,jmarcelino/pycom-micropython,MrSurly/micropython-esp32,TDAbboud/micropython,trezor/micropython,pozetroninc/micropython,blazewicz/micropython,MrSurly/micropython-esp32,hiway/micropython,oopy/micropython,torwag/micropython,Timmenem/micropython,HenrikSolver/micropython,pramasoul/micropython,blazewicz/micropython,kerneltask/micropython,trezor/micropython,alex-robbins/micropython,micropython/micropython-esp32,tuc-osg/micropython,blazewicz/micropython,lowRISC/micropython,ganshun666/micropython,henriknelson/micropython,micropython/micropython-esp32,redbear/micropython,alex-robbins/micropython,SHA2017-badge/micropython-esp32,hosaka/micropython,matthewelse/micropython,Timmenem/micropython,Timmenem/micropython,dxxb/micropython,redbear/micropython,TDAbboud/micropython,tobbad/micropython,ganshun666/micropython,infinnovation/micropython,tralamazza/micropython,bvernoux/micropython,PappaPeppar/micropython,MrSurly/micropython,oopy/micropython,ryannathans/micropython,bvernoux/micropython,MrSurly/micropython,MrSurly/micropython,tuc-osg/micropython,redbear/micropython,alex-robbins/micropython,torwag/micropython,selste/micropython,HenrikSolver/micropython,mhoffma/micropython,Peetz0r/micropython-esp32,henriknelson/micropython,tuc-osg/micropython,pramasoul/micropython,pfalcon/micropython,ryannathans/micropython,swegener/micropython,adafruit/micropython,infinnovation/micropython,adafruit/micropython,pozetroninc/micropython,hosaka/micropython,MrSurly/micropython-esp32,pramasoul/micropython,trezor/micropython,adafruit/micropython,adafruit/circuitpython,henriknelson/micropython,PappaPeppar/micropython,MrSurly/micropython,MrSurly/micropython-esp32,henriknelson/micropython,ryannathans/micropython,pfalcon/micropython,adafruit/circuitpython,Peetz0r/micropython-esp32,tobbad/micropython,HenrikSolver/micropython,ganshun666/micropython,kerneltask/micropython,pfalcon/micropython,adafruit/circuitpython,infinnovation/micropython,turbinenreiter/micropython,turbinenreiter/micropython,infinnovation/micropython,ganshun666/micropython,deshipu/micropython,PappaPeppar/micropython,selste/micropython,pramasoul/micropython,dmazzella/micropython,dmazzella/micropython,selste/micropython,tuc-osg/micropython,matthewelse/micropython,redbear/micropython,AriZuu/micropython,HenrikSolver/micropython,turbinenreiter/micropython,pozetroninc/micropython,kerneltask/micropython,tobbad/micropython,MrSurly/micropython-esp32,trezor/micropython,torwag/micropython,hosaka/micropython,dmazzella/micropython,swegener/micropython,hosaka/micropython,alex-march/micropython,cwyark/micropython,swegener/micropython,selste/micropython,AriZuu/micropython,MrSurly/micropython,lowRISC/micropython,SHA2017-badge/micropython-esp32