This implements all the openstack pieces needed to make ceph work.

DocImpact
Change-Id: I1d24476a966602cf955e5ef872b0efb01319894a
Partially-Implements: blueprint ceph-container
Implements: blueprint kolla-live-migration

Configure nova to use rsyslog container as logging mechanism

Change-Id: I9c595e8ac7b4aedc6ba4fe6bb7cfe7e624133c41
Implements: bp logging-container

Make novncproxy_port configurable

Change-Id: I54f7918b1927562baf2e125b7f5c8edaec87e993
Closes-Bug: #1497673

nova.conf was not using the proper port value for glance and would
only work with the default port in that situation.

Additionally, the state_path defaults to the python directory rather
that the expected /var/lib/nova/ directory.

Paritially-Implements: blueprint update-configs

Change-Id: I9cc2117c1d786fc1b81c53848e543d27afaf8979

Change-Id: Idba2f4a0f2a0e57b5e0d80d4a31a24808db6a14d
Closes-Bug: #1484357

Cleanup all options in the minimal nova.conf. Remove options where
the default value was specified explicitly. Updated ports and bindings
to be configurable.

Partially-Implements: blueprint update-configs
Change-Id: I0bca7a8f9c4c6fa40145d66a95de7e98edc0edce

Allows the user to configure neutron_plugin_agent value for Ansible.
Current allowed values are openvswitch and linuxbridge.

Implements: blueprint ansible-neutron-linuxbridge

Change-Id: I0572464a5459d2f9da09b6da22db16e240511f99

Also adds haproxy config for metadata.

Change-Id: I65c1ae5f491d66bf4dccaa38a9a2ad4026c1f72e
Closes-Bug: #1478333

Initial support for Nova in Ansible

Partially-Implements: blueprint ansible-service

Change-Id: I4b0a74bd3e5daa5664f5e1e622bfb40c3285949e