git: 9front

ref: f06d16d9edba690a5938c3a8d3863f0c817f2fad
dir: /sys/src/cmd/python/Doc/whatsnew/

Makefile
whatsnew20.tex
whatsnew21.tex
whatsnew22.tex
whatsnew23.tex
whatsnew24.tex
whatsnew25.tex