quote version number for travis

Tyler Kellen · Tyler Kellen · commit aefe8776aba2 · 2013-03-15T01:27:10.000-05:00
diff --git a/.travis.yml b/.travis.yml
@@ -1,6 +1,6 @@
 language: node_js
 node_js:
-  - 0.8
-  - 0.10
+  - "0.8"
+  - "0.10"
 before_script:
   - npm install -g grunt-cli
