* Add '/queue simple' path
* Add changelogs/fragments/260-add-queue_simple-path.yml
* Updated queue-simple path:
- Updated all default values to match those from the API
- Re-ordered fields to match API output
- Target is not required; added default value
* 'target' *is* required, however it interracts strangely with values of 0.0.0.0/0 and '' (Empty string).
* Updated PR in document fragment
