rbenv: rbenv (Groom your app's Ruby environment)
rbenv:
rbenv: Use rbenv to pick a Ruby version for your application and guarantee
rbenv: that your development environment matches production. Put rbenv to
rbenv: work with Bundler for painless Ruby upgrades and bulletproof
rbenv: deployments.
rbenv:
rbenv:
rbenv: https://github.com/rbenv/rbenv
rbenv:
rbenv: