lewagon/promo-2-challenges — pull request #42 by olance (2014-04-01 13:39:02+00:00)
Title: Ruby 1 3 - Age in days

-- Fixes #3 --

Reworded the exercise, added a few "extra" learning badges and revamped the `interface.rb` file so that the student doesn't have to implement terminal interaction.
Added a test for the `interface.rb` to check that it's been correctly completed.