Pixelix v7.2.4
Security Release
The polyfill.io domain was compromised, therefore the polyfill.js is now got from cdnjs.
Article: https://blog.cloudflare.com/polyfill-io-now-available-on-cdnjs-reduce-your-supply-chain-risk
Pixelix uses the polyfill.js to get websocket support in older browsers.