* Add inventory plugin for Stackpath Edge Compute
* Update comments from PR regarding general issues.
* Convert requests to ansible open_url
* Add types to documentation and replace stack ids with stack names
* Replace stack_ids with stack_slugs for easier readability, fix pagination and separate getting lists to a function
* create initial test
* fix test name
* fix test to look at class variable as that function doesn't return the value
* fix pep line length limit in line 149
* Add validation function for config options.
Add more testing for validation and population functions
* set correct indentation for tests
* fix validate config to expect KeyError,
fix testing to have inventory data,
fix testing to use correct authentication function
* import InventoryData from the correct location
* remove test_authenticate since there's no dns resolution in the CI,
rename some stack_slugs to a more generic name
fix missing hostname_key for populate test
* Fix typo in workloadslug name for testing
* fix group name in assertion
* debug failing test
* fix missing hosts in assertion for group hosts
* fixes for documentation formatting
add commas to last item in all dictionaries
* end documentation description with a period
* fix typo in documentation
* More documentation corrections, remove unused local variable
