Add HAML linting to the CI process

circle.yml

@@ -3,6 +3,11 @@ database:
     - cp config/database.yml.ci config/database.yml
     - bundle exec rake db:create db:schema:load db:migrate RAILS_ENV=test
 
+test:
+  override:
+    - bundle exec rspec
+    - bundle exec haml-lint app/views/
+
 deployment:
   staging:
     branch: staging