The generic driver needs to communicate with cinder, nova, neutron
and glance. It does so using credentials set in the configuration
file; some of this information was missing in our install and config
guides.
Change-Id: Ia7dc0e441057487e42b356b5d0ee22d5615be0a5
Closes-Bug: #1948646
Signed-off-by: Goutham Pacha Ravi <gouthampravi@gmail.com>