Add Node.js v0.12 and v4 to Travis config

lukehorvat · lukehorvat · commit dc8822270da6 · 2015-10-07T15:30:44.000+11:00
diff --git a/.travis.yml b/.travis.yml
@@ -1,6 +1,8 @@
 language: node_js
 node_js:
 - '0.10'
+- '0.12'
+- '4'
 sudo: false
 before_script:
 - wget http://www.browserstack.com/browserstack-local/BrowserStackLocal-linux-x64.zip
