Merge pull request #121 from afeld/engines

restrict NPM installs based on installed node version

Author: afeld

.travis.yml

@@ -1,8 +1,7 @@
 # based off http://ariya.ofilabs.com/2012/03/phantomjs-and-travis-ci.html
 language: node_js
 node_js:
-  - "0.8"
   - "0.10"
   - "0.11"
 before_install:
-- npm install grunt-cli bower -g
+  - npm install grunt-cli bower -g