8136494: Update "@since 1.9" to "@since 9" to match java.version.specification
Reviewed-by: alanb, chegar, lancea, prr

8032027: Add BigInteger square root methods
Summary: Add sqrt() and sqrtAndReminder() using Newton iteration
Reviewed-by: darcy, lowasser

8132468: docs: replace <tt> tags (obsolete in html5) for java.io, java.lang, java.math
Reviewed-by: lancea, dfuchs, smarks

8130150: Implement BigInteger.montgomeryMultiply intrinsic
Summary: Add montgomeryMultiply intrinsics
Reviewed-by: kvn

8057793: BigDecimal is no longer effectively immutable
Summary: Modify MutableBigInteger.divideAndRemainderBurnikelZiegler() to copy the instance (this) to a new MutableBigInteger to use as the dividend.
Reviewed-by: darcy
Contributed-by: robbiexgibson@yahoo.com

8054834: Modular Source Code
Reviewed-by: alanb, chegar, ihse, mduigou
Contributed-by: alan.bateman@oracle.com, alex.buckley@oracle.com, chris.hegarty@oracle.com, erik.joelsson@oracle.com, jonathan.gibbons@oracle.com, karen.kinnear@oracle.com, magnus.ihse.bursie@oracle.com, mandy.chung@oracle.com, mark.reinhold@oracle.com, paul.sandoz@oracle.com