K 10 svn:author V 4 bmah K 8 svn:date V 27 2001-10-05T22:03:35.000000Z K 7 svn:log V 222 Add an abstract for this document, flesh out the introduction a bit, and fix up the upgrading section. While I'm here, delete some of the SGML comments that were left-over from merging the source files. MFC after: 1 day END