update node versions on CI

stefanpenner · stefanpenner · commit c073c5184796 · 2017-01-27T07:06:59.000-08:00
diff --git a/.travis.yml b/.travis.yml
@@ -1,7 +1,7 @@
 language: node_js
 node_js:
+  - "7"
   - "6"
-  - "5"
   - "4"
   - "0.12"
 after_success:
