Updated openstack/openstack
Project: openstack-dev/devstack  4adc16f7e453de014abc97ac254c105ab120caae

add worlddump tool to devstack

when we exit poorly, start building a tool for doing a capture
as to why. This tool is expected to be consumed directly from
grenade as well.

Change-Id: Ia1bc1c2e259587035ca7252baceec25fa464cb82