testr needs to run with CWD being the tempest directory
testr needs to run with CWD being the tempest directory

Change-Id: Iec321fc0947e783473866af222fb5d81bf1ae4a7

xbezdick/packstack,imcsk8/packstack,xbezdick/packstack,fr34k8/packstack,imcsk8/packstack,fr34k8/packstack,fr34k8/packstack,openstack/packstack,stackforge/packstack,openstack/packstack,mahak/packstack,xbezdick/packstack,stackforge/packstack,imcsk8/packstack,stackforge/packstack,mahak/packstack,mahak/packstack,openstack/packstack