v.5.15.0

Improvements:

1. [LUNA-5646] Link to the documentation website with the error description added to all errors in service responses.

Bugs fixed:

1. [LUNA-5726] An error log message sanic.error: <ApiRequest: OPTIONS /6/objects> body not consumed was removed. Message was printed if request OPTIONS /6/objects had a not empty body.

Migration:

See a migration manual.