Summary: to use new InternalError constructor with cause chainning
Reviewed-by: alanb, ksrini, xuelei, neugens
Contributed-by: sebastian.sickelmann@gmx.de

Summary: Wrap system property and reflection accesses under doPrivileged.  Ensure constant pool linkage bypasses the SM as specified.
Reviewed-by: kvn, never

7044892: JSR 292: API entry points sometimes throw the wrong exceptions or doesn't throw the expected one
Summary: point-fixes for 7038847, 7038860, 7042656, 7042829, 7041853, and several other reports
Reviewed-by: never, kvn

Summary: Integrate JDK code with JVM-supplied ricochet frames.
Reviewed-by: never, twisti

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