I had to revert changes made for this CHANGELOG entry so this is no
longer valid. The change for this entry was removed in 2c02bc0a.

Add CHANGELOG for https://github.com/rails/rails/pull/23734 [ci skip]

It is not a released feature so we don't need to add changelogs to
changes on it.

[ci skip]

Also use the new hash syntax.

Fix logger silencing for broadcasted loggers

coffee-rails is stable now so we don't need to point to the master
branch.

Show permitted flag in the output of AC::Parameters#inspect

Fixes #22982.

AppGenerator: Replace 'rake' with 'rails_command'

- Fixes #23822.

Give Sessions Indifferent Access

This is a rebased version of #22825.

Closes #22825.

`drop_table :test_text_limits` as well

Turbolinks 5 compatibility changes

Fix `assert_nothing_raised` deprecation warning format

Follow up to 3b017856.

[ci skip] Improve the readability of documents of nested_attributes

Fix typo in Form Helpers Guide

Fix `request.ssl?` bug with Action Cable

Before:

```
DEPRECATION WARNING: Passing arguments to assert_nothing_raised
        is deprecated and will be removed in Rails 5.1.
```

After:

```
DEPRECATION WARNING: Passing arguments to assert_nothing_raised is deprecated and will be removed in Rails 5.1.
```

Abstract Controller is the common component between Action Mailer and
Action Controller so if we need to share the caching component it need
to be there.

Remove useless helper in ActionDispatch::Caching and fix indentation

Move most caching methods to ActionDispatch::Caching, and let ActionMailer and ActionController to include it