Add post job to publish build artifact to tarball.o.o

This commit adds a post job to deploy the gearman-plugin
artifact (gearman-plugin.hpi) to tarball.o.o

.gitignore
   ignore auto generated eclipse project file

modules/openstack_project/files/jenkins_job_builder/config/gearman-plugin.yaml
   the new gearman-plugin-tarball job (copied from gerrit.yaml)

modules/openstack_project/files/zuul/layout.yaml
   hook job into build system

Change-Id: I59d9e3b446646fd879d827fd0aeb35356865f4d0
Reviewed-on: https://review.openstack.org/24663
Reviewed-by: Jeremy Stanley <fungi@yuggoth.org>
Reviewed-by: James E. Blair <corvus@inaugust.com>
Approved: Jeremy Stanley <fungi@yuggoth.org>
Tested-by: Jenkins

.gitignore

@@ -8,3 +8,4 @@ manifests/secrets.pp
 .tox/
 .test/
 openstack_infra_config.egg-info/
+/.project

modules/openstack_project/files/jenkins_job_builder/config/gearman-plugin.yaml

@@ -19,3 +19,29 @@
 
     publishers:
       - console-log
+
+- job:
+    name: gearman-plugin-tarball
+    project-type: maven
+    node: quantal && !jclouds
+
+    triggers:
+      - zuul-post
+
+    prebuilders:
+      - gerrit-git-prep
+
+    maven:
+      maven-name: Maven3
+      root-module:
+        group-id: org.jenkins-ci.plugins
+        artifact-id: gearman-plugin
+      root-pom: pom.xml
+      goals: 'clean package -Dmaven.test.skip=true'
+
+    publishers:
+      - war:
+          site: 'tarballs.openstack.org'
+          warfile: 'target/gearman-plugin.hpi'
+          target: 'tarballs/ci/'
+      - console-log-post

modules/openstack_project/files/zuul/layout.yaml

@@ -1230,6 +1230,8 @@ projects:
       - gate-gearman-plugin-build
     gate:
       - gate-gearman-plugin-build
+    post:
+      - gearman-plugin-tarball
 
   - name: stackforge/database-api
     check: