Show command string when calling cbindexperf
Show command string when calling cbindexperf

Change-Id: Ia65225fa9525825929276f51132a7de70915ffbe
Reviewed-on: http://review.couchbase.org/56021
Tested-by: buildbot <80754af91bfb6d1073585b046fe0a474ce868509@couchbase.com>
Tested-by: David Kao <a69e456d96b4758dfce29e77611874eb4f3d3720@yahoo.com>
Reviewed-by: David Kao <a69e456d96b4758dfce29e77611874eb4f3d3720@yahoo.com>

couchbase/perfrunner,couchbase/perfrunner,EricACooper/perfrunner,couchbase/perfrunner,pavel-paulau/perfrunner,mikewied/perfrunner,couchbase/perfrunner,couchbase/perfrunner,mikewied/perfrunner,pavel-paulau/perfrunner,EricACooper/perfrunner,EricACooper/perfrunner,couchbase/perfrunner,EricACooper/perfrunner,pavel-paulau/perfrunner,dkao-cb/perfrunner,dkao-cb/perfrunner,pavel-paulau/perfrunner,pavel-paulau/perfrunner