Closes gh-16527

Closes gh-15378

See gh-16458

This commit improves type resolution for a unresolved generic type that
uses itself in its upper bound declaration.

Closes gh-16451

Closes gh-16442

Closes gh-16458

Increase the timeout used when checking if artifacts have landed in
Bintray from 20m to 40m. Also added some additional protection against
the curl command failing.

Closes gh-16443

Closes gh-16425

Close gh-16425

Closes gh-16429

Closes gh-16428

Closes gh-16423

Closes gh-16422

* pr/16406:
  Check for Reactor Netty disconnected client errors

Closes gh-16046

Closes gh-16028

Closes gh-16357

Closes gh-16356

Closes gh-16350