Summary: Remove workaround compiler options for instanceKlass.cpp and objArrayKlass.cpp.
Reviewed-by: ysr, jcoomes

Summary: Allows for building with SS12, no longer requires SS11, warns if not SS11 for now. Once SS12 is validated and performance measurements look ok, SS12 will be the validated compiler.
Reviewed-by: sspitsyn, ikrylov

Summary: Initial checkin of JSDT code
Reviewed-by: acorn, sbohne

Summary: Compressed oops in instances, arrays, and headers. Code contributors are coleenp, phh, never, swamyv
Reviewed-by: jmasa, kamg, acorn, tbell, kvn, rasbold

Summary: Moved makefiles out of build and build/closed into make/
Reviewed-by: kvn, ohair