rails/rails — pull request #6466 by markmcspadden (2012-05-23 17:35:35+00:00)
Title: Add Hash#deep_transform_keys and Hash#deep_transform_keys! Also convert ...

...deep_*_keys to use deep_transform_keys.

Generalizes the deep_stringify_keys and friends that were added by @lucashungaro.

Open to suggestions.