mseknibilel/OpenStack-Folsom-Install-guide — pull request #51 by JordanP (2013-01-18 11:01:20+00:00)
Title: Usage of variable substitution in nova.conf 

I think it's more elegant. It shows a handy feature of nova.conf. Ease the following of this documentation in case someone has a different controller IP

See : http://docs.openstack.org/trunk/openstack-compute/admin/content/compute-options.html