Add a test to recovery-small to trigger this bug. Also fix some
typos/brainos in recovery-small and test-framework, and set the debug
level to the default for local configs,

  now run in a local, single node mode by default.

- Add some tests for old bugs to recovery-small.sh. These tests were
  in the ltest/recovery scripts, but that is now unused.

- Move the OBD_FAIL funcs to test-framework.

- add the -v command line option for test scripts; it will print out
  the commands its executing on the nodes.