generates QR code image for the 2.9 inch epaper displays and uploads it to display
Usage:
python .\createQRimagefordisplay.py 'first line' 'second line' 'third line' 'WIFI:T:WPA2;S:Guestnetwork;P:wifipassword;H:true;' 'MAC (without colons)' 'IP of the epaper Access Point'
This creates
and uploads it to the display with MAC using the access point at the given IP address.