Updated openstack/openstack
Project: openstack/neutron  b0ae4e580876c1af053c98672d8e35ffc11d5405
null
BigSwitch: Move config and REST to diff modules

No functionality change. Separates the config,
rest call, and backend server management from
the main plugin.py file. Necessary to make
downstream patches more managable and easier
to review.

Implements: blueprint bigswitch-separate-server-module
Change-Id: Ie1fd18a9d8cde24945513c06f7b62239202258a3