ikusei/Goldencobra — pull request #9 by 5minpause (2013-08-20 11:22:58+00:00)
Title: Refactoring article.rb. Extracted methods to new classes.

Created `Goldencobra::ArticleType` and `Goldencobra::ListOfArticles` to
comply with the Single Responsibility Principle. `Goldencobra::Article`
isn't responsible for `list_of_articles` and `article_type` anymore.