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

Summary:
- From http://hg.openjdk.java.net/mlvm/mlvm/jdk/file/93a6c619b0ca/coro-simple.patch
- Add 'EnableCoroutine' option to test/java/dyn/CoroutineTest.java

Test Plan: test/java/dyn/CoroutineTest.java jtreg test

Reviewed-by: yuleil, shiyuexw, sanhong

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

Summary: package and class renaming only; delete unused methods and classes; add @since tags; no code changes
Reviewed-by: twisti

Summary: move everything into a single package; remove all multi-package machinery
Reviewed-by: twisti, forax

Summary: Define private writeObject, readObject, and readResolve methods.  Also add unit tests.
Reviewed-by: twisti

Summary: remove NoAccessException, replace it by ReflectiveOperationException subtypes; adjust javadoc of exceptions
Reviewed-by: twisti

Summary: misc. EG changes and polishes (excluding 7013417)
Reviewed-by: twisti

Summary: Implement MH.asVarargsCollector, etc., and remove withTypeHandler.
Reviewed-by: twisti

Reviewed-by: twisti

Reviewed-by: twisti

6979327: method handle invocation should use casts instead of type parameters to specify return type
Summary: Change result type parameters to result type casts.  (Also, replace private placeholder class InvokeDynamic.)
Reviewed-by: twisti

Reviewed-by: twisti

Summary: JDK changes which run atop the corresponding JVM hook
Reviewed-by: never, twisti

Summary: Add ClassValue
Reviewed-by: twisti

Summary: Conversion function MethodHandles.asInstance; initial slow implementation based on Proxy.
Reviewed-by: twisti

Summary: Make NoAccessException be a checked exception.  Also remove JavaMethodHandle.
Reviewed-by: twisti

Summary: Add JVM_CONSTANT_InvokeDynamic records to constant pool to determine per-instruction BSMs; add MethodHandleProvider.
Reviewed-by: twisti

Summary: Add new CP types CONSTANT_MethodHandle, CONSTANT_MethodType to verifier; put in runtime support upcall.
Reviewed-by: twisti

Reviewed-by: darcy, weijun

Summary: Remove workaround from MethodHandleImpl lookup code; add JUnit regression test to MethodHandlesTest.
Reviewed-by: twisti

Summary: split MethodHandle.invoke into invokeExact and invokeGeneric; also clean up JVM-to-Java interfaces
Reviewed-by: twisti

Summary: Fill in missing API implementations, fix numerous bugs, adjust APIs towards EG design.
Reviewed-by: twisti

Summary: backport working mlvm regression test to M3 implementation of JSR 292; requires jtreg 4.1
Reviewed-by: twisti