Prepare Changelog and Readme for 1.7.0-RC release

Prepare 1.6.3 release, update Kotlin to 1.9.22 (Kotlin#2571)

Prepare 1.6.2 release (Kotlin#2515)

Prepare 1.6.1 release (Kotlin#2503)

Prepare 1.6.0 release (Kotlin#2414)

Prepare 1.6.0-RC release (Kotlin#2391)

Prepare 1.5.1 release (Kotlin#2297)

- Add changelog
- Update to Kotlin 1.8.21
- Update api dump
- Update yarn lock
- Update Gradle in integration test

Prepare 1.5.0 release (Kotlin#2207)

Prepare 1.5.0-RC release

Prepare 1.4.1 release (Kotlin#2063)

Co-authored-by: Vsevolod Tolstopyatov <[email protected]>