Add post-import dotfiles for Zuul, local delivery

This change enables tests for Zuul, as well as add the missing dotfiles
needed to make style/syntax/unit tests pass.

Change-Id: I21cf31fee7e92601cf1532bbc923f7b42c124579

.delivery/project.toml

@@ -0,0 +1 @@
+remote_file = "https://raw.githubusercontent.com/chef-cookbooks/community_cookbook_tools/master/delivery/project.toml"

.gitreview

@@ -0,0 +1,4 @@
+[gerrit]
+host=review.openstack.org
+port=29418
+project=openstack/cookbook-openstack-dns.git

.zuul.yaml

@@ -0,0 +1,3 @@
+- project:
+    templates:
+      - openstack-chef-repo-jobs

recipes/dashboard.rb

@@ -18,7 +18,7 @@
 # limitations under the License.
 #
 
-class ::Chef::Recipe # rubocop:disable Documentation
+class ::Chef::Recipe
   include ::Openstack
 end
 

spec/.gitignore

@@ -0,0 +1,4 @@
+# ignore everything in this directory
+*
+# except this file
+!.gitignore