use mock version 1.1.2
use mock version 1.1.2

Change-Id: I3e02f822bb24e47d8c4a0e1a36800d0366a5f34f
Reviewed-on: http://review.couchbase.org/53200
Reviewed-by: Venu Uppalapati <5c73d43f38c8de2bc4a2e4d15365e52f60b59dae@gmail.com>
Tested-by: Venu Uppalapati <5c73d43f38c8de2bc4a2e4d15365e52f60b59dae@gmail.com>
Tested-by: buildbot <80754af91bfb6d1073585b046fe0a474ce868509@couchbase.com>

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