Add pypy project-templates

Add a non-voting one to match current behavior (we'll map current use of
pypy-jobs to the non-voting template) but add a new one since pypy
actually does work now so people can switch from nonvoting to voting.

Change-Id: I34a82e675624279f3fddd635a6c95ece02cdb975

zuul.yaml

@@ -124,6 +124,20 @@
     vars:
       tox_envlist: py35
 
+- job:
+    name: openstack-tox-pypy
+    parent: openstack-tox
+    description: |
+      Run unit tests for an OpenStack Python project under PyPy.
+
+      Uses tox with the ``pypy`` environment.
+    irrelevant-files:
+      - ^.*\.rst$
+      - ^doc/.*$
+      - ^releasenotes/.*$
+    vars:
+      tox_envlist: py27
+
 - job:
     name: openstack-tox-linters
     parent: openstack-tox
@@ -462,6 +476,22 @@
         - openstack-tox-py35:
             voting: false
 
+- project-template:
+    name: openstack-pypy-jobs
+    check:
+      jobs:
+        - openstack-tox-pypy
+    gate:
+      jobs:
+        - openstack-tox-pypy
+
+- project-template:
+    name: openstack-pypy-jobs-nonvoting
+    check:
+      jobs:
+        - openstack-tox-pypy:
+            voting: false
+
 - project-template:
     name: openstack-python-jobs-trusty
     check: