+ * Revision 1.12 2001/06/16 12:57:43 mdw
+ * Move the @mpmont_factor@ structure and rename it now that it's used for
+ * Barrett simultaneous exponentiation too.
+ *
+ * Revision 1.11 2001/04/03 19:36:05 mdw
+ * Add some simple bitwise operations so that Perl can use them.
+ *
+ * Revision 1.10 2000/10/08 12:03:16 mdw
+ * Provide @mp_eq@ and @MP_EQ@ for rapidly testing equality of two
+ * integers.
+ *
+ * Revision 1.9 2000/07/29 17:03:31 mdw
+ * Add support for left-to-right bitscanning, for use in modular
+ * exponentiation.
+ *
+ * Revision 1.8 2000/06/22 19:02:01 mdw
+ * Add new functions.
+ *
+ * Revision 1.7 2000/06/17 11:45:09 mdw
+ * Major memory management overhaul. Added arena support. Use the secure
+ * arena for secret integers. Replace and improve the MP management macros
+ * (e.g., replace MP_MODIFY by MP_DEST).
+ *
+ * Revision 1.6 1999/12/10 23:19:46 mdw
+ * Minor bugfixes. New interface for suggested destinations.
+ *