<NME> .travis.yml
<BEF> language: node_js
node_js:
- '5'
- '4'
- '0.12'
- '0.10'

<MSG> Add latest Node.js versions to .travis.yml

<DFF> @@ -1,5 +1,9 @@
 language: node_js
 node_js:
+- '9'
+- '8'
+- '7'
+- '6'
 - '5'
 - '4'
 - '0.12'

Add latest Node.js versions to .travis.yml