shithub: purgatorio

ref: 9f76a7f6819ac04552b4fb6588156f3e4089d1d7
dir: /appl/

NOTICE
acme/
alphabet/
charon/
cmd/
collab/
demo/
ebook/
examples/
grid/
lib/
math/
mkfile
spree/
svc/
tiny/
wm/