Fixed directory create exec
Fixed directory create exec

fixes bug#1224536

Change-Id: I1071c4d3e203ae7fcfa3c1edceca3cbc4cfad059

cp16net/trove,mmasaki/trove,citrix-openstack/build-trove,cp16net/trove,citrix-openstack-build/trove,hplustree/trove,zhangg/trove,changsimon/trove,openstack/trove,mmasaki/trove,openstack/trove,zhujzhuo/openstack-trove,fabian4/trove,fabian4/trove,cp16net/trove,hplustree/trove,citrix-openstack-build/trove,zhujzhuo/openstack-trove,redhat-openstack/trove,changsimon/trove,citrix-openstack/build-trove,fabian4/trove,mmasaki/trove,zhangg/trove,denismakogon/trove-guestagent,citrix-openstack/build-trove,citrix-openstack-build/trove,changsimon/trove,zhujzhuo/openstack-trove,denismakogon/trove-guestagent,redhat-openstack/trove,redhat-openstack/trove