Told Gemfile to only use Ropenstack 2.0.0 and updated logins to use
latest ropenstack.
Removed need for predefined empty config files.
Updated all openstack controllers to generic service names used in
Ropenstack 2.0
Got logins working with Ropenstack 2.0
Fixed a few other bits of the curvature controllers
Fixed reference to the network_ip in the cookie
Converted curvature to use better cookie systems invented in
curvaturemeta
Merge pull request #22 from CiscoSystems/ropenstackUpdate

Update to rOpenStack v2.0.0