Add some comments and references
tree2bf538af01d6930b1fe75ab758b3ec1946838517
-rw-r--r-- 66 .gitignore
-rw-r--r-- 119 TODO
-rwxr-xr-x 69 list.sh
drwxr-xr-x - netbsd
drwxr-xr-x - unix