Changed behaviour of timestamps helper by create_table migration generator [ci skip]

Fix a small template misrender in ActiveRecord::Persistence

See the end of [this] page.

[ci skip]

[this]: http://edgeapi.rubyonrails.org/classes/ActiveRecord/Persistence/ClassMethods.html#method-i-create

Deprecate `{insert|update|delete}_sql` in `DatabaseStatements`

This reverts changes made to integration tests in PR #23807.
The issue happens when using capybara with a driver that needs to start a
server in a separate thread like (poltergeist, selenium, etc).
Both threads the capybara server one and the test thread end running
syncronize over the interlock.

[ci skip] Add `bundle exec` for ActiveRecord unit tests

Fix description in cookies_serializer.rb being corrupted by gsub when updating

Fix typo in app_generator_test.rb

Fix typo in implicit_render

Remove not needed `exec_insert` in mysql2 adapter

 [ci skip] Use rails routes instead of rake routes in inspector test …

Accept channel identifiers with no backslashes/escaping

Fixes #22675

Allow channel identifiers and also data with no backslahes/escaping to be accepted by
the subscription storer.

When trying to make a request and the request doesn't have a suitable template, the new error messages are really helpful but there's a small (and I mean, VERY small) typo that has been bugging me for the last few days. This adds the space and restores order to the universe. ❤

ActionCable: Add a "welcome" and "ping" message type

Remove requiring load_paths from tools/test.rb

- Instead require and setup Bundler
- `tools/test.rb` is used internally from all `bin/test` scripts inside
   component gems.
- Followup of https://github.com/rails/rails/commit/2abcdfd978fdcd491576a237e8c6be04ddaf884d.

Originally, `{insert|update|delete}_sql` is protected methods.
We can use the `{insert|update|delete}` public methods instead.

Simply it is sufficient to use the method in the super class.

Fix `ActiveSupport::Reloader.check!`

The test failure in `bug_report_templates/action_controller_master.rb`
is due to `app.reloader.check` is `nil`.

Remove load_paths file

Remove duplicated `test_` prefix [ci skip]

Add a test for primary key should be not null

Exclude `:name` and `:type` from `prepare_column_options`

Fix tests failure with `prepared_statements: false`

Fix `NoMethodError: undefined method `fields' for nil:NilClass`

This reverts commit ddb7be50, reversing
changes made to ee4a1462.

Reason: It is givin us a lot of timeouts in travis because JRuby 9.0.5.0
needs to be build in every run

convert cable.coffee to cable.js

Deprecate `Module.local_constants`

Add option to error on ignored order or limit