code: purgatorio

ref: 60ecd07e6d3f5786c8723dc9172c35d580fdadc8
dir: /appl/

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