Add an npm install step so that local grunt gets found

ErjanGavalji · ErjanGavalji · commit 062bbbde0bd4 · 2015-12-18T14:50:24.000+02:00
diff --git a/.travis.yml b/.travis.yml
@@ -3,6 +3,7 @@ node_js:
     0.12.7
 before_script:
     - npm install -g grunt-cli
+    - npm install
 script:
     grunt default
 
