Updated openstack/openstack
Project: openstack/sahara  aab0b50fb41b175afd5ff029c7c0b5b60da45158

Fixed configs generation for vanilla2

Plugin has convention that config should contain configs only for
existing services. Initialization with empty dict leads to copy of
all configuration files.

Change-Id: I53090f95c657ef5ef215a3654476ffebf4826cf4
Closes-Bug: #1399822