Release v0.3.5
Maintenance release:
- Repo moved to openzipkin-contrib.
- Fixed go routine proliferation in http collector.
- Avoids deadlock when collector closes concurrently with a collect call.
- Makes aggregateErrors return nil when no errors are found in multi collect
- Fixes some serious B3 extraction errors.
Thanks @mandarjog @jcchavezs @nvanbenschoten and @nmiyake for the contributions.