* adding postgresql server facts
* updating postgresql server facts, minor changes
* changed return dict to list
* fixed test
* fixed several issues
* several updates
* fixed naming
* list -> complex
* try again
* fixed mistake
* added user_visible_state to the result
* added fully_qualified_domain_name
* fixed second test
* updates
* fixed test
* updated samples in return value
* wait for postgresql server to be actually ready
* another approach for test
* second server was not created
* fixing pr comments
* fix sanity
* removed forgotten ansible_facts
