add node 6 target

ArnoldZokas · ArnoldZokas · commit f094c55b9249 · 2016-07-14T17:18:07.000+01:00
diff --git a/.travis.yml b/.travis.yml
@@ -4,6 +4,7 @@ node_js:
   - "0.12"
   - "4"
   - "5"
+  - "6"
 before_install:
   - npm install -g grunt-cli
 sudo: false
