Add travis ci config.

.travis.yml

@@ -0,0 +1,5 @@
+language: node_js
+node_js:
+  - "0.11"
+before_script:
+  - npm install -g grunt-cli

package.json

@@ -16,7 +16,7 @@
   ],
   "main": "jquery.shuffle.js",
   "scripts": {
-    "test": "echo \"Error: no test specified\" && exit 1"
+    "test": "grunt test"
   },
   "repository": {
     "type": "git",