Add books and links to other kernels to the README
Add books and links to other kernels to the README

iankronquist/kernel-of-truth,iankronquist/kernel-of-truth,iankronquist/kernel-of-truth,Herbstein/kernel-of-truth,Herbstein/kernel-of-truth,awensaunders/kernel-of-truth,awensaunders/kernel-of-truth,iankronquist/kernel-of-truth,awensaunders/kernel-of-truth,iankronquist/kernel-of-truth,Herbstein/kernel-of-truth