mysql-test/include/check_ipv6.inc:
  don't try to connect to ipv6 address - the server isn't necessarily listening
  (e.g. a master doesn't, but a slave does. or vice versa)
mysql-test/include/default_mysqld.cnf:
  move hard-coded values from ConfigFactory.pm to a template.
  really disable syncs
mysql-test/include/have_archive_plugin.inc:
  wrong test. plugin is loaded in the test, it cannot be available before it
mysql-test/include/have_blackhole_plugin.inc:
  wrong test. plugin is loaded in the test, it cannot be available before it
mysql-test/include/have_federated_plugin.inc:
  wrong test. plugin is loaded in the test, it cannot be available before it
mysql-test/lib/My/ConfigFactory.pm:
  move hard-coded values from ConfigFactory.pm to a template.
  really disable syncs
mysql-test/mysql-test-run.pl:
  formatting
mysql-test/suite/funcs_1/t/is_engines_federated.opt:
  federated can be a plugin
mysql-test/suite/innodb/suite.pm:
  don't load xtradb plugin in embedded server - it lacks some symbols that xtradb needs
mysql-test/suite/unit/suite.pm:
  don't run unit tests in --embedded-server
  (for simplicity and speed)