Add needed classes to the network_controller

Previously the network controller class group lacked
neutron::server and the neutron plugin classes, which
made it fairly useless. This patch adds them.

Change-Id: I0b1a0c9ce2ed334ba14f41db30c46f3b6cc0972c
Removed eth0 from MongoDB bind address

The bind address specified for MongoDB was hardcoded to eth0.
This broke deployments which use different interface for default
interface.  Updated the configuration to use address of default
interface.

Change-Id: Ic87e9d0e9d668235ff463ccb26548e54ec28633d
Closes-Bug: #1287306
Merge "Removed eth0 from MongoDB bind address"
Merge branch 'master' of https://github.com/stackforge/puppet_openstack_builder into coi-development