README: add an options table and a roadmap
docs: add a contributing guide
Add a logo
A small hut, drawn at 128x128.
docs: describe the configuration file
Add --time-of-day greetings
docs: add an installation guide
Add --shout to print the greeting in capitals
Use str.upper() so that accented names keep their accents.
cli: accept the name as a positional argument
`hello-hut Ada` reads better than `hello-hut --name Ada`.
Add greeting module and command-line entry point
hello-hut greets whoever is passed with --name, or "friend" by
default.