Copy these files: https://github.com/soegaard/mathbook/blob/master/mathbook/mathjax.rkt https://github.com/soegaard/mathbook/blob/master/mathbook/ma... and h

Copy these files: https://github.com/soegaard/mathbook/blob/master/mathbook/mathjax.rkt https://github.com/soegaard/mathbook/blob/master/mathbook/ma... and https://github.com/soegaard/mathbook/blob/master/mathbook/defaults.rkt https://github.com/soegaard/mathbook/blob/master/mathbook/de...