LU-3582 test: Add run_test to Runtests

LU-3582 test: Add run_test to Runtests

There is no run_test in this script so add one
so logging in Autotest will greatly improve.
It seems some of the test is dependant so I did a
very minimal change to get the better logging.

Signed-off-by: Keith Mannthey <keith.mannthey@intel.com>
Change-Id: I2e892a39a48eb4020ab699cce9b83708800ebf58
Reviewed-on: http://review.whamcloud.com/7014
Tested-by: Hudson
Tested-by: Maloo <whamcloud.maloo@gmail.com>
Reviewed-by: Jian Yu <jian.yu@intel.com>
Reviewed-by: Andreas Dilger <andreas.dilger@intel.com>