Add openSUSE support

Add the required var files and jobs for openSUSE Leap 42.3. Moreover,
drop some packages from all distros since they do not appear to be
used anymore.

Change-Id: Ia7e53a474527339305e03ecf84004fa371da1864

vars/debian.yml

@@ -20,8 +20,4 @@ rally_distro_packages:
   - libssl-dev
   - libffi-dev
   - python-dev
-  - libxml2-dev
-  - libxslt1-dev
-  - libpq-dev
   - git
-  - wget

vars/redhat-7.yml

@@ -17,8 +17,4 @@ rally_distro_packages:
   - openssl-devel
   - libffi-devel
   - python-devel
-  - libxml2-devel
-  - libxslt-devel
-  - postgresql-libs
   - git
-  - wget

vars/suse-42.yml

@@ -0,0 +1,20 @@
+---
+# Copyright 2018, SUSE Linux GmbH.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+rally_distro_packages:
+  - git-core
+  - libffi-devel
+  - libopenssl-devel
+  - python-devel

zuul.d/project.yaml

@@ -18,6 +18,7 @@
         - openstack-ansible-linters
         - openstack-ansible-functional-ubuntu-xenial
         - openstack-ansible-functional-centos-7
+        - openstack-ansible-functional-opensuse-423
     experimental:
       jobs:
         - openstack-ansible-integrated-deploy-aio
@@ -26,3 +27,4 @@
         - openstack-ansible-linters
         - openstack-ansible-functional-ubuntu-xenial
         - openstack-ansible-functional-centos-7
+        - openstack-ansible-functional-opensuse-423