adding a line where one was missing

ManoMarks · ManoMarks · commit fc316a130ae2 · 2017-01-09T14:44:01.000-08:00
diff --git a/docker-stack.yml b/docker-stack.yml
@@ -67,6 +67,7 @@ services:
         delay: 10s
         max_attempts: 3
         window: 120s
+
   visualizer:
     image: manomarks/visualizer
     ports:
