added LTS versions 4 and 6 to travis for testing

hellsan631 · web-flow · commit d79a0121f8f1 · 2016-08-24T17:02:51.000-05:00
diff --git a/.travis.yml b/.travis.yml
@@ -2,4 +2,6 @@ language: node_js
 node_js:
   - 0.10
   - 0.12
+  - 4
+  - 6
 before_script: npm -g install testjs
