bump node.js dep on CircleCI v6.1.0

etpinard · etpinard · commit 65e1ab3219d9 · 2016-10-19T17:10:34.000-04:00
diff --git a/circle.yml b/circle.yml
@@ -5,7 +5,7 @@ general:
 
 machine:
   node:
-    version: 4.2.1
+    version: 6.1.0
   services:
     - docker
 
