Changes:

- Update the version number in VERSION
- Update the version number in the Doxyfile
- Update the version number in INSTALL
- Version changes to packaging files
- Package the man page for the ibd2sdi utility
- Change the test for show_compatibility_56 in mysqld.cc
- Make mysqlbinlog understand log coming from an 8.0 server
- Fix version numbers in the innodb.log_corruption test
- Fix version number in the main.comments test
- Fix version number in a couple of memcached tests
- Fix version numbers in a few code / test files (comments)

Reviewed-by: Jon Olav Hauglid <jon.hauglid@oracle.com>
Reiviwed-by: Lars Tangvald <lars.tangvald@oracle.com>
Reviewed-by: Neha Kumari <neha.n.kumari@oracle.com>
Reviewed-by: Terje Rosten <terje.rosten@oracle.com>

RB: 12929