http-client-branch: fix header field-value validation

add test for equality with non-optional

Tentatively increment data.version to 1.2.

Enable us to work with run-test-prebuilt from sparky-executor.

Created ihse-runtestprebuilt-branch.

restore Optional.or tests; add asserts for Optional.toString

comment out Optional.or tests for evaluating coverage

remove old Optional tests

8195649: reorganize tests for java.util.Optional Reviewed-by: XXX

Initial changes for JDK-8195649

http-client-branch: fixed race condition when resubscribing with SocketTube

Fix non-PCH build

Rehash messages printed by Epsilon

Whitespace, formatting, dead code elimination

Purge unused young counters from monitoring

Update copyrights

Trim Epsilon BarrierSet after upstream changes

Merge

http-client-branch: merge with default

Merge

http-client-branch: fix HTTP/1.1 retry to avoid duplication of header values

Merge

http-client-branch: minor cleanup in HttpRequestImpl

http-client-branch: verify that send/sendAsync will throw IAE and NPE as specified by HttpRequest.Builder

http-client-branch: (WebSocket) from IOE to IAE in sendClose with bad reason

http-client-branch: supplementary review comments

http-client-branch: missing <p>

http-client-branch: API note about sendPong

http-client-branch: (WebSocket) almost missed the CSR train

http-client-branch: Early Review comments for JDK-8199938 Supplementary minor HTTP Client spec clarifications

http-client-branch: bye, bye, SSLDelegate

http-client-branch: (WebSocket) javadoc typos

http-client-branch: (WebSocket) remove notion of partial/parts/whole messages (RFC 6455 says text and binary can be streamed unrestricted); introduce pending send operations to refer to them later in about and sendText/sendBinary

http-client-branch: typo

http-client-branch: (WebSocket) alleviated heavy use of {@code WebSocket} in the javadoc; more details on Listener methods

http-client-branch: minor HttpClient.send exception correction

http-client-branch: minor WebSocket.Listener re-wording

http-client-branch: (WebSocket) API wording for back-pressure

http-client-branch: (WebSocket) remove close timer

http-client-branch: RawChannel implementation based on FlowTube

http-client-branch: (WebSocket) split pending operations tests, otherwise it took them too long to run

http-client-branch: (WebSocket) full-duplex DummyWebSocketServer; tests stabilization & fixes

http-client-branch: (WebSocket) autopong on a closed channel is not an error + test

http-client-branch: (WebSocket) no error after abort

http-client-branch: (WebSocket) abort tests

http-client-branch: (WebSocket) removed MessagePart

http-client-branch: (HttpClient) faulty assertion, some tests fail

http-client-branch: (WebSocket) API changes + test;

http-client-branch: split large WebSocket test into three

http-client-branch: HTTP references in java.net package

http-client-branch: add a test for 8199683; make sure no data is left in the queue after server closes the connection

http-client-branch: (WebSocket) open tests; internal queue cap (close); logging;

Fix merge error.

Merge from default

Merge

Merge from default

Really fix windows RC problem.

Try to fix RC_FLAGS issue on windows.

http-client-branch: add debug flags to WebSocketTest

http-client-branch: (WebSocket) logging typos and leftovers