* Fixed invalid extraction of response body in kotlin-client jvm-spring-*
* Generated echo-api for kotlin-jvm-spring-3-restclient
* Specific echo-api for Kotlin without allOf/anyOf
* Specific echo-api for Kotlin without allOf/anyOf
* Generated all samples
* Added kotlin-jvm-spring-3-restclient sample to workflow
* Fixed syntax problem
* [kotlin] Fixed multiple problems with default values
* [kotlin] Removed old commented code
* [kotlin] Generated new samples after merge with master
* [kotlin] ensure-up-to-date
