* responseReducer & scenarioReducer
* toModelErrors
* toModelErrors: map vs reduce
* Iterable
* less reduce functions
* simplified scenarioReducer
* reduce() => map()
* operationId & scenarios
* minor
* stringMap
* stringMap
* no `Unknown`
* remove unused methods
* source-map design review
* strict TypeScript
* remove some any types
* remove `any` type
* no any
* less any
* new JSON parser
* Using JSON parser with a source map
* minor
* minor
* US data style
* address comments
* address comments
* clean jsonParser