federated.disabled and instead using disabled.def (per
comments in this commit)

disabled.def:
  disabled federated until bug 14272 is fixed.
.del-federated.disabled~9e4cca59f547174d:
  Delete: mysql-test/t/federated.disabled
federated.disabled:
  New BitKeeper file ``t/federated.disabled'' to disable federated test until
  Bug 14272 is fixed.
  new file