* add baseline tests
* coerce empty strings to null when updating parameter values
* add ParameterIncludeEmpty
* add redux management for empty parameter value inclusion state
* use name+in keying for state management instead of hash keying
* update new redux method usages to name+in keying
* coerce empty Immutable iterables in onChangeWrapper
* OAS3 tests & support
* add included empty parameters to requests before dispatching to Swagger Client
* make empty inclusion interface prettier
* add tests for #4587
* linter fixes
* check for truthy value before reaching into property
* add tests for example feature
* refactor ParameterRow value setter logic
* aside: fix property access in sampleFromSchema
* prioritize media type examples for OAS3 responses
* use `example` in schema level example
* refactor: move stringify to utils
* prioritize media type examples in OAS3 request bodies
* modify nightwatch config
* fix parameter/response regressions
* reorder and broaden default value sources
* update lockfile
* Adding enum values for Enum Type in Swagger ReadOnly documentation
* Adding enum values for Enum Type in Swagger ReadOnly documentation (optimisation) and also adding default/example value
* Add new display enums, defaults, and examples when not in TIO mode (another way to have enums values in swagger.json)
* Fix npm test result
* review corrections
* fix: don't render parameter description if field is empty
* use cross-version schema variable to access properties
* pass className through Markdown component usage
* add per-field classNames to Markdown for easier styling + testing
* remove parameter Example field (out-of-scope for this PR)
* get default value from schema instead of top-level parameter
* tests: add e2e cases for swagger2 and oas3
* remove `swagger-petstore-enum.json`
the purpose of this file lives on in the e2e test specs folder
* add missing proptypes validation
* use `classnames` to more effectively union class names
