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

8022318: Document Spliterator characteristics and binding policy of java util concurrent collection impls
Reviewed-by: chegar
Contributed-by: NMartin Buchholz &lt;martinrb@google.com&gt;, Paul Sandoz <paul.sandoz@oracle.com>

Reviewed-by: martin
Contributed-by: NDoug Lea <dl@cs.oswego.edu>

Reviewed-by: chegar, dholmes

7107516: LinkedBlockingQueue/Deque.drainTo(Collection, int) returns 'maxElements' if its value is negative
Reviewed-by: chegar, mduigou, dholmes

Reviewed-by: chegar

Reviewed-by: dholmes, chegar, mduigou

Reviewed-by: chegar, dholmes

Reviewed-by: dl, dholmes

Reviewed-by: darcy, weijun

Reviewed-by: alanb

6815766: LinkedBlockingQueue's iterator can return null if drainTo(c) executes concurrently
Summary: Faster, more correct. Use self-linking trick to avoid gc retention
Reviewed-by: martin, dholmes