Need to get more of the setup stack.sh does for Nova

* Default HOST_IP
* Glance config
* RPC config

Change-Id: Ie756955a3e50a02dd570a2e444d616980b017098
Merge "Need to get more of the setup stack.sh does for Nova"
Update master Grenade repo

Change-Id: Id7a4816d2bc5cc95850b91f65b696b721d81e70b
Fix javelin image name setup

Needed to handle an arbitrary cirros image release as devstack-gate
uses the current (target) release and not the one used in the base
DevStack.

Change-Id: I202976fb1669d09648572f4666111442e9967be4
Merge "Fix javelin image name setup"