TalentBox/sequel-rails — pull request #71 by dividedmind (2014-08-13 23:23:50+00:00)
Title: Use DATABASE_URL envar even if there's no config

Without this change support of Rails 4.1 with sequel on Heroku is broken.
cf. https://discussion.heroku.com/t/rails-4-1-database-yml-no-longer-overwritten-on-heroku/550