CBQE-0: fixing runsystest.py

Change-Id: I39f7237a3da17570fc7cb4fa482e23e143c950be
Reviewed-on: http://review.couchbase.org/42504
Reviewed-by: Sangharsh Agarwal <sangharsh.agarwal@globallogic.com>
Tested-by: Sangharsh Agarwal <sangharsh.agarwal@globallogic.com>