Merge branch 'master' into tutorial

Conflicts:
	static/directives/header-bar.html

endpoints/api.py

@@ -1234,7 +1234,7 @@ def request_repo_build(namespace, repository):
       'build_uuid': build_request.uuid,
       'namespace': namespace,
       'repository': repository,
-    }))
+    }), retries_remaining=1)
 
     log_action('build_dockerfile', namespace,
                {'repo': repository, 'namespace': namespace,