rails/rails — pull request #4500 by kennyj (2012-01-17 17:02:53+00:00)
Title: [Proposal] We should deprecate the RAILS_CACHE constant.

I think it should be deprecated for the following reasons.

1) RAILS_ENV, RAILS_DEFAULT_LOGGER, RAILS_ROOT were removed.
2) I think that we should not use Global scope constant.