8176303: Flow.Subscription.request(0) should be treated as an error
Reviewed-by: martin, chegar

8176155: SubmissionPublisher closeExceptionally() may override close()
Reviewed-by: martin, psandoz

8170484: Miscellaneous changes imported from jsr166 CVS 2016-12
Reviewed-by: martin, smarks, psandoz

8164169: Miscellaneous changes imported from jsr166 CVS 2016-09
Reviewed-by: martin, psandoz, shade

8162108: Rename weakCompareAndSetVolatile to weakCompareAndSet
Reviewed-by: martin

8157523: Various improvements to ForkJoin/SubmissionPublisher code
Reviewed-by: martin, psandoz, rriggs, plevart, dfuchs

8152698: Remove obsolete Unsafe.putOrdered{X} methods, usages, runtime and compiler support
Reviewed-by: kvn, psandoz, dl

8136494: Update "@since 1.9" to "@since 9" to match java.version.specification
Reviewed-by: alanb, chegar, lancea, prr

8140687: Move @Contended to the jdk.internal.vm.annotation package
Reviewed-by: alanb, dholmes, psandoz, shade

8140606: Update library code to use internal Unsafe
Reviewed-by: alanb, mchung, psandoz, weijun

8134850: Integrate the Flow API
Reviewed-by: martin, psandoz, chegar