Installing grunt before build

Carlos Atencio · Carlos Atencio · commit 287725c5af03 · 2016-02-16T13:29:36.000-05:00
diff --git a/.travis.yml b/.travis.yml
@@ -1,4 +1,5 @@
 language: node_js
 node_js:
   - "0.12"
+before_install: npm install -g grunt-cli
 install: npm install
