add scripts and configuration to deploy with Jenkins Job Builder

These files make it possible to
- build a container image that includes Jenkins Job Builder
- store the container image in the OpenShift ImageStream
- use the container to validate or deploy the Jenkins Jobs

More details about the files are included in the README.md.

Signed-off-by: Niels de Vos <ndevos@redhat.com>

deploy/jjb-deploy.yaml

@@ -0,0 +1,33 @@
+---
+apiVersion: batch/v1
+kind: Job
+metadata:
+  labels:
+    app: jjb
+  name: jjb-deploy
+spec:
+  ttlSecondsAfterFinished: 0
+  backoffLimit: 1
+  template:
+    labels:
+      app: jjb
+    spec:
+      containers:
+      - name: jjb
+        image: 172.30.254.79:5000/ceph-csi/jjb:latest
+        env:
+        - name: GIT_REPO
+          value: https://github.com/ceph/ceph-csi
+        - name: GIT_REF
+          value: ci/centos
+        - name: MAKE_TARGET
+          value: deploy
+        volumeMounts:
+        - name: etc-jj
+          mountPath: /etc/jenkins_jobs
+          readOnly: true
+      volumes:
+      - name: etc-jj
+        configMap:
+          name: jenkins-jobs
+      restartPolicy: Never