fs10: deploy steps with ansible

On FS10, use Ansible to deploy TripleO steps.
For that, it will generate Ansible configuration, download it and
execute it from the undercloud.

Depends-On: I2aa1a04ea8a963b9c613008c12b1efffd365ceaf
Change-Id: Ib7451f59664380d437a9f42efdfad09d070e8072

config/general_config/featureset010.yml

@@ -32,3 +32,21 @@ overcloud_roles:
       - Storage
       - StorageMgmt
       - Tenant
+
+step_tripleo_config_download: >-
+  {% if release not in ['newton','ocata','pike'] -%}
+  true
+  {%- else -%}
+  false
+  {%- endif -%}
+deploy_steps_ansible: >-
+  {% if release not in ['newton','ocata','pike'] -%}
+  true
+  {%- else -%}
+  false
+  {%- endif -%}
+config_download_args: >-
+  {% if release not in ['newton','ocata','pike'] -%}
+  -e /usr/share/openstack-tripleo-heat-templates/environments/config-download-environment.yaml
+  -e {{ working_dir }}/config-download.yaml
+  {%- endif -%}