Use image from tempest configuration

And not fixed cirros version.

Also, removed tempest job as it's completely useless at this point.
To test Tobiko we'll have to set up upgrade job and not a regular
one that runs tempet only once.

Change-Id: Iac0c987fff66f3b83f57a3671174c97a8f6c5cda

tobiko/common/stack.py

@@ -39,7 +39,6 @@ class StackManager(object):
                                           template=template,
                                           parameters=parameters)
 
-        print(stack)
         return stack
 
     def delete_stack(self, sid):
@@ -57,8 +56,6 @@ class StackManager(object):
         complete status or when timeout reached.
         """
         res = self.client.resources.get(stack_id, resource_name)
-        print(res.resource_status)
         while (res.resource_status != 'CREATE_COMPLETE'):
-            print(res.resource_status)
             time.sleep(5)
             res = self.client.resources.get(stack_id, resource_name)

tobiko/tests/scenario/test_floatingip.py

@@ -23,7 +23,7 @@ class FloatingIPTest(base.ScenarioTestsBase):
 
         # Defines parameters required by heat template
         parameters = {'public_net': self.conf.network.floating_network_name,
-                      'image': "cirros-0.3.5-x86_64-disk.img",
+                      'image': self.conf.compute.image_ref,
                       'flavor': "m1.micro"}
 
         # creates stack and stores its ID

zuul.d/projects.yaml

@@ -3,7 +3,3 @@
     templates:
       - check-requirements
       - tempest-plugin-jobs
-    gate:
-      queue: tobiko
-      jobs:
-          - tobiko-tempest