ci(travis): add node 7

Scrum · Scrum · commit c4323367a280 · 2016-12-09T11:16:03.000+03:00
diff --git a/.travis.yml b/.travis.yml
@@ -1,6 +1,7 @@
 sudo: false
 language: node_js
 node_js:
+  - "7"
   - "6"
   - "5"
   - "4"
