rails/rails — pull request #15933 by rafael (2014-06-27 04:04:41+00:00)
Title: Add always permitted parameters as a configurable option.

* This commit adds back the always_permitted_parameters configuration option to strong parameters.
* The initial pull requests where this feature was added are the following:
- https://github.com/rails/rails/pull/12682
- https://github.com/rails/strong_parameters/pull/174