rails/rails — pull request #8786 by jeremy (2013-01-06 23:39:41+00:00)
Title: Introduce ./bin for your app's executables: bin/bundle, bin/rails, bin/rake

Executable scripts are versioned code like the rest of your app. To generate a stub for a bundled gem: 'bundle binstubs unicorn' and 'git add bin/unicorn'