This finishes bug#18516, as far as "generic RPMs" are concerned.


support-files/mysql.spec.sh:
  Revert all previous attempts to call "mysql_upgrade" during RPM upgrade,
  there are some more aspects which need to be solved before this is possible.
  For now, just ensure the binary "mysql_upgrade" is delivered and installed.
  This finishes bug#18516, as far as "generic RPMs" are concerned.