Added processing of `nil` to `highlight` helper method
Refactor callback setup in to use lambda instead of eval
Update single table inheritance link anchor

The current one is old-of-date and doesn't make the browser navigation to the correct heading.
Merge pull request #17118 from zhangsu/patch-1

Update single table inheritance link anchor
Generate the application pointing to rails-dom-testing master

It is temporary until we do the final release
Merge pull request #17114 from pabloh/replace_use_of_eval_with_lambda

Refactor callback setup to use lambda instead of eval
Merge pull request #17113 from igor04/helpers-highlight

Added processing of `nil` to `highlight` helper method
In render file, by default the current layout is rendered always
Merge pull request #17124 from yuktikhurana/fix_render_file_guide

In render file, by default the current layout is rendered always [ci skip]
use tr instead of gsub when possible
Merge pull request #17125 from acrogenesis/master

use tr instead of gsub when possible
Merge pull request #17088 from robin850/jruby-dev

Follow up to #16613
Add documentation on Active Job.

This adds documentation for the Active Job API. It includes
documentation on how to configure the queue_adapter, and how to create
new jobs. It adds links to the various other sections of the Active Job
documentation.
Merge pull request #17068 from mokhan/update-active-job-documentation

[ci-skip] Update Active Job API documentation
Disallow appended newlines when parsing as integer

\Z allows appended newlines where \z does not.
Merge pull request #17148 from mgenereu/patch-1

Disallow appended newlines when parsing as integer
Use #tr instead of #gsub where possible
[ci skip] add `test:jobs` task to testing guide
Fix style for rescue responses doc [ci skip]

 * Change 'Any ***s that are...' to 'Any *** that is...'
 * Fix style for default rescue_responses setting

This is a follow-up commit to:

 * https://github.com/rails/rails/pull/17076
 * https://github.com/yuki24/rails/commit/89b8836f2470c689f6b7d52cab3a418bb63aef26
Merge pull request #17151 from y-yagi/patch-1

[ci skip] add `test:jobs` task to testing guide