Add kaillera netplay support

[kewosad]

https://kaillerareborn.github.io/

Hopefully support for kaillera netplay can be added in subsequent releases!

[drhelius]

Not familiar with this. You mean in the standalone desktop version of Gearboy right?

[drhelius]

https://github.com/kaillerareborn/kaillerareborn.github.io?tab=readme-ov-file