Add jenkins jobs for a stackforge project rack

Add some template python jobs for testing rack.

Change-Id: I7936b5d2b3f7a351d98989566be42b795669e58d

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

@@ -3069,3 +3069,12 @@
     jobs:
       - python-jobs
       - pypi-jobs
+
+- project:
+    name: rack
+    github-org: stackforge
+    node: bare-trusty
+    tarball-site: tarballs.openstack.org
+
+    jobs:
+      - python-jobs

modules/openstack_project/files/zuul/layout.yaml

@@ -4927,6 +4927,12 @@ projects:
 
   - name: stackforge/rack
     check:
-      - noop
+      - gate-rack-pep8
+      - gate-rack-python26
+      - gate-rack-python27
     gate:
-      - noop
+      - gate-rack-pep8
+      - gate-rack-python26
+      - gate-rack-python27
+    post:
+      - rack-coverage