README.md

Inform ATTACK

Inform ATTACK is not really being maintained here currently. Although in the future we would like to update this again, for now changes are being made in the Kerkerkruip repository:

https://github.com/i7/kerkerkruip/blob/master/Kerkerkruip.materials/Extensions/Victor%20Gijsbers/Kerkerkruip%20ATTACK.i7x