Add script to run jenkins job xml comparison.

Change-Id: Ied3addbe4e43a08ea2ac51e0f9b5560eb46823f6
Reviewed-on: https://review.openstack.org/12453
Reviewed-by: Clark Boylan <clark.boylan@gmail.com>
Approved: James E. Blair <corvus@inaugust.com>
Tested-by: Jenkins

modules/openstack_project/files/jenkins_job_builder/config/openstack-ci-puppet.yaml

@@ -19,3 +19,32 @@
 
     publishers:
       - console-log
+
+
+- job:
+    name: ci-puppet-compare-xml
+    project-type: freestyle
+    concurrent: true
+    node: precise
+
+    wrappers:
+      - timeout:
+          timeout: 30
+          fail: true
+      - timestamps
+
+    triggers:
+      - zuul
+
+    logrotate:
+      daysToKeep: 1
+      numToKeep: -1
+      artifactDaysToKeep: -1
+      artifactNumToKeep: -1
+
+    builders:
+      - gerrit-git-prep
+      - shell: "./tools/run-compare-xml.sh"
+
+    publishers:
+      - console-log