Changes since 6.1:
- Add --ascii parameter to command line interface allowing to
output ascii when stdout is piped
- Add --output parameter to command line interface to specify
output file
- Accept RGB tuples in fill_color and back_color
- Add to_string method to SVG images
- Replace inline styles with SVG attributes to avoid CSP issues
- Add Styled PIL image factory, allowing different color masks and
shapes in QR codes
- Small performance inprovement
- Add check for border size parameter
- Skip color mask if QR is black and white
Reported by: portscout