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For Chef 12 compatibility. Note that Chef 12 has been out of support
since April 2018.

Closes #522.

12.x has been out of support since April 2018.

To avoid ordering issues due to interdependencies

References #521.

That is, for a single repo.

Closes #521.

(cherry picked from commit d1fe8211)

simplify switchcase for rabbitmq plugins command

* use new method installed_rabbitmq_version to simplify switchcase
for plugins command

Fix policy pattern typo

Queues matching this pattern are e.g. `amq.direct` and do not contain an
actual `\` character.

Closes #516.

See #515.

Closes #515, #493.
References #514.

URL Cleanup

This commit updates URLs to prefer the https protocol. Redirects are not followed to avoid accidentally expanding intentionally shortened URLs (i.e. if using a URL shortener).

# Fixed URLs

## Fixed Success
These URLs were switched to an https URL with a 2xx status. While the status was successful, your review is still recommended.

* [ ] http://www.apache.org/licenses/ with 1 occurrences migrated to:
  https://www.apache.org/licenses/ ([https](https://www.apache.org/licenses/) result 200).
* [ ] http://www.apache.org/licenses/LICENSE-2.0 with 43 occurrences migrated to:
  https://www.apache.org/licenses/LICENSE-2.0 ([https](https://www.apache.org/licenses/LICENSE-2.0) result 200).

URL Cleanup

(cherry picked from commit c94acb8c)

Conflicts:
	attributes/default.rb

It works well in case of Bintray.

`nil` would have the same value as false.
This matches yum.conf(5) default.