Add jshint job for horizon as non-voting

Change-Id: I25bfa83aa20b8cc406ada54382c968fb4cd5a59e

modules/openstack_project/files/jenkins_job_builder/config/horizon.yaml

@@ -28,3 +28,16 @@
     publishers:
       - test-results
       - console-log
+
+- job:
+    name: gate-horizon-jshint
+    node: 'bare-precise || bare-trusty'
+
+    builders:
+      - revoke-sudo
+      - gerrit-git-prep
+      - tox:
+          envlist: jshint
+
+    publishers:
+      - console-log

modules/openstack_project/files/zuul/layout.yaml

@@ -799,6 +799,8 @@ jobs:
     voting: false
   - name: ^(gate|check)-zaqar-python33
     branch: ^(?!stable/(havana|icehouse)).*$
+  - name: gate-horizon-jshint
+    voting: false
   - name: gate-tempest-dsvm-ceilometer-mongodb
     voting: false
   - name: gate-tempest-dsvm-ceilometer-mongodb-full
@@ -1061,6 +1063,7 @@ projects:
     check:
       - gate-horizon-python27-django14
       - gate-horizon-selenium
+      - gate-horizon-jshint
       - check-devstack-dsvm-cells
     gate:
       - gate-horizon-python27-django14