Initial Fedora 26 testing

Add a -nv bindep fallback job for Fedora 26

Move the devstack exeperimental f25 test to f26.

Change-Id: Icdccb240850532c4488ccf18f50be4308ff5f000

jenkins/jobs/infra.yaml

@@ -114,10 +114,14 @@
 - job-group:
     name: bindep-fallback-tests
 
-    suffix: ''
+    suffix:
+      - ''
+      - '-nv'
+
     node:
       - centos-7
       - fedora-25
+      - fedora-26
       - debian-jessie
       - opensuse-422
       - opensuse-423

jenkins/jobs/projects.yaml

@@ -3806,7 +3806,7 @@
       - '{pipeline}-tempest-dsvm-neutron-full-{node}{suffix}':
           pipeline: gate
           suffix: '-nv'
-          node: fedora-25
+          node: fedora-26
           branch-override: default
       - '{pipeline}-tempest-dsvm-neutron-full-{node}{suffix}':
           pipeline: gate

zuul/layout.yaml

@@ -333,6 +333,7 @@ project-templates:
     check:
       - gate-{name}-bindep-fallback-centos-7
       - gate-{name}-bindep-fallback-fedora-25
+      - gate-{name}-bindep-fallback-fedora-26-nv
       - gate-{name}-bindep-fallback-debian-jessie
       - gate-{name}-bindep-fallback-opensuse-422
       - gate-{name}-bindep-fallback-opensuse-423
@@ -3607,7 +3608,7 @@ projects:
       - gate-tempest-dsvm-multinode-full-ubuntu-xenial-nv
       - gate-tempest-dsvm-cells-ubuntu-xenial
       - gate-tempest-dsvm-lvm-multibackend-ubuntu-xenial-nv
-      - gate-tempest-dsvm-neutron-full-fedora-25-nv
+      - gate-tempest-dsvm-neutron-full-fedora-26-nv
     periodic:
       - propose-devstack-plugins-list
       - periodic-tempest-dsvm-oslo-latest-full-master
@@ -3812,7 +3813,7 @@ projects:
       - gate-devstack-gate-tox-py3-run-tests-ubuntu-xenial
       - gate-grenade-dsvm-neutron-multinode-ubuntu-xenial
     experimental:
-      - gate-tempest-dsvm-neutron-full-fedora-25-nv
+      - gate-tempest-dsvm-neutron-full-fedora-26-nv
       - gate-tempest-dsvm-neutron-dvr-multinode-full-ubuntu-xenial-nv
 
   - name: openstack-infra/elastic-recheck