extmod/modwebsocket: Add close() method.
extmod/modwebsocket: Add close() method.

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