Add default configuration for RabbitMQ

[bimsonz]

Description

Provide default configuration for the Drupal rabbitmq module based on a rabbitmq service relationship.

Related Issue

Currently no default configuration or standard integration provided between rabbitmq and Drupal.

Please drop a link to the issue here:

#112

Motivation and Context

Saves repeated set up of rabbitmq service integration.

How Has This Been Tested?

I have configured and tested on p.sh using this code. I have populated and processed queues.

Screenshots (if appropriate):

Types of changes

What types of changes does your code introduce? Put an x in all the boxes that apply:

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)

Checklist:

Go over all the following list, and put an x in all the boxes that apply. If you're unsure about what any of these mean, don't hesitate to ask. We're here to help!

• I have read the contribution guide
• I have created an issue following the issue guide
• My code follows the code style of this project.
• My change requires a change to the documentation.
• I have updated the documentation accordingly.