Summary: Add JDK code of the Wisp implementation

Test Plan: all Wisp tests

Reviewed-by: yuleil, shiyuexw, sanhong

Issue: https://github.com/alibaba/dragonwell8/issues/113

Reviewed-by: alanb, ahgross, rhalade, psandoz, mbalao, andrew

8231795: Enhance datagram socket support
Reviewed-by: rriggs, prappo, bpb

Reviewed-by: alanb, ahgross, rhalade, psandoz

Reviewed-by: mbalao

Summary: Be sure to close the leaked OutputStream in all cases
Reviewed-by: alanb, bpb, clanger

Summary: Introduce alignment-safe Copy::conjoint_swap and JVM_CopySwapMemory
Reviewed-by: mikael, dholmes

Summary: Introduce alignment-safe Copy::conjoint_swap and JVM_CopySwapMemory
Reviewed-by: mikael, dholmes

Reviewed-by: simonis, coffeys

Summary: Improve non-byte direct buffering.
Reviewed-by: alanb, jeff, ahgross, robm, rriggs

Summary: Improve non-byte direct buffering.
Reviewed-by: alanb, jeff, ahgross, robm, rriggs

Reviewed-by: simonis, coffeys

Summary: Help ReferenceHandler thread process References while attempting to allocate direct memory
Reviewed-by: alanb

8032220: Files.createDirectories throws exception with confusing message for root directories that exist
Reviewed-by: chegar

Reviewed-by: alanb, sla

Summary: updated files with 2011, 2012 and 2013 years according to the file's last updated date
Reviewed-by: tbell, lancea, chegar

Reviewed-by: alanb, darcy
Contributed-by: NSergey Lugovoy <sergey.lugovoy@oracle.com>

Reviewed-by: chegar, forax, lancea, alanb, jfranck

Reviewed-by: alexsch, smarks

Reviewed-by: alanb, chegar

Reviewed-by: alanb, chegar

Summary: Cleanup of javadoc -Xlint errors
Reviewed-by: lancea, mduigou, darcy, mullan, mchung

Reviewed-by: psandoz, henryjen

Reviewed-by: chegar

Reviewed-by: mchung, chegar

8022237: j.u.s.BaseStream.onClose() has an issue in implementation or requires spec clarification
8022572: Same exception instances thrown from j.u.stream.Stream.onClose() handlers are not listed as suppressed
Summary: BaseStream implements AutoCloseable; Remove CloseableStream and DelegatingStream
Reviewed-by: alanb, mduigou, psandoz
Contributed-by: brian.goetz@oracle.com

Reviewed-by: lancea

Reviewed-by: alanb

Reviewed-by: dholmes, chegar

Reviewed-by: henryjen, briangoetz

Reviewed-by: alanb, chegar, martin, rriggs

Reviewed-by: chegar

Reviewed-by: tbell, darcy

Reviewed-by: martin, jjg

Reviewed-by: lancea, chegar, psandoz

Reviewed-by: martin

Summary: to make defensive copy for set/get replacement byte array
Reviewed-by: martin

8012326: Deadlock occurs when Charset.availableCharsets() is called by several threads at the same time
Summary: removed the race condition risk from  ExtendedCahrset access code
Reviewed-by: mchung, alanb

Reviewed-by: briangoetz, mduigou
Contributed-by: alan.bateman@oracle.com, henry.jen@oracle.com

Reviewed-by: lancea, chegar