mysql-test/mysql-test-run.pl:
  Try to dynamically change option, restart if it fails.
mysql-test/lib/mtr_cases.pm:
  Try to dynamically change option, restart if it fails.
mysql-test/lib/mtr_misc.pl:
  Move functions to My::Optiosn
mysql-test/lib/mtr_report.pl:
  Add a small dot if test detected restart
mysql-test/lib/My/Options.pm:
  New BitKeeper file ``mysql-test/lib/My/Options.pm''
mysql-test/lib/t/Options.t:
  New BitKeeper file ``mysql-test/lib/t/Options.t''