+ EditorConfig + .gitattributes
~ group for OS X-specific gems
+ instructions for getting started
+ redirect
+ templater
+ data store
+ book
+ object with date
+ toRoman
+ run specs in the browser
+ asynchronous calculation

This is to replace the pure delayed invocation, which is somewhat
obscure as an example.
+ solutions
+ properly designed solution for Templater
+ naive solution for DelayedCalculator
+ properly designed solution for DelayedCalculator