Add zuul job for checkbuild target

The new job runs 'tox -e checkbuild' to create a test project
'cafe-ui' and checks tox default targets defined in the created
project, i.e. pep8, py27-local, py35-local, py35dj20-local,
eslint, karma-local, docs-local and releasenotes,

Change-Id: I5a94939fb278a756b7118c6c2a4acdb5b98170ef
Co-Authored-By: Shu Muto <shu.mutow@gmail.com>

.zuul.yaml

@@ -0,0 +1,16 @@
+- job:
+    name: ui-cookiecutter-tox-checkbuild
+    parent: tox
+    pre-run: playbooks/checkbuild/pre.yaml
+    post-run: playbooks/checkbuild/post.yaml
+    vars:
+      tox_envlist: checkbuild
+
+- project:
+    name: openstack/ui-cookiecutter
+    check:
+      jobs:
+        - ui-cookiecutter-tox-checkbuild
+    gate:
+      jobs:
+        - ui-cookiecutter-tox-checkbuild

playbooks/checkbuild/post.yaml

@@ -0,0 +1,12 @@
+- hosts: all
+  roles:
+    - role: fetch-tox-output
+      tox_envlist: checkbuild
+      zuul_work_dir: "{{ zuul.project.src_dir }}"
+
+- hosts: all
+  roles:
+    - role: fetch-tox-output
+      tox_envlist: pep8,py27-local,py35-local,py35dj20-local,eslint,karma,karma-local,docs-local,releasenotes
+      zuul_work_dir: "{{ zuul.project.src_dir }}/.tox/checkbuild/cafe-ui"
+

playbooks/checkbuild/pre.yaml

@@ -0,0 +1,6 @@
+- hosts: all
+  roles:
+    - install-nodejs
+    - install-yarn
+    - install-javascript-packages
+    - nodejs-test-dependencies