Use before_install step

mattrobenolt · mattrobenolt · commit c0912509afe6 · 2014-05-19T09:30:30.000-07:00
diff --git a/.travis.yml b/.travis.yml
@@ -4,5 +4,5 @@ node_js:
   - "0.8"
   - "0.10"
   - "0.11"
-install:
+before_install:
     - "npm install --upgrade npm -g"
