Allow toggling "about app's env", not just showing

Warning: "shadowing outer local variable - routes".

Unify routes output for console and web, ensure engine routes are shown in html routes table.

Closes #8649.

Fix info page style [ci skip]

Add join table migration generator to usage help. [ci skip]

[ci skip]

[ci skip]

Also changed the exception to UnpermittedParameters

Exception on unexpected params when enabled.

This reverts commit 162e2859.

This commit was added by mistake, sorry 🙇

- Reverting #a3cf03ef fixes the issue

Conflicts:
	activerecord/test/cases/relations_test.rb

This method doesn't need to be in the class, since it's only used only
from the instance.

Other minor changelog improvements [ci skip]

added marshal_load and marshal_dump for ProxyTestResult. Behavior of met...

added marshal_load and marshal_dump for ProxyTestResult. Behavior of method_missing with Marshal.dump and Marshal.load is changing in ruby 2.0.0 later.

Small typo fix in railties/CHANGELOG.md

Allow environment name to start with a substring of the default
environment names.

Fixes #8628

fix failing test broken in 15fb7889

Better error message for String#to_date

Support for PostgreSQL's ltree datatype