shithub: purgatorio

ref: f8935b5778397074d41a48205e5c7f87d7b531fe
dir: purgatorio/appl

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