Moving grunt tasks to package.json so compatible with npm test

.travis.yml

@@ -2,5 +2,4 @@ language: node_js
 node_js:
   - "0.10"
 before_script:
-  - npm install -g grunt-cli
-  - grunt test --verbose
+  - npm install -g grunt-cli

package.json

@@ -6,6 +6,9 @@
   "homepage": "http://www.semantic-ui.com",
   "author": "Jack Lukic <jacklukic@gmail.com>",
   "license": "MIT",
+  "scripts": {
+    "test": "grunt test --verbose"
+  },
   "dependencies": {
     "docpad": "~6.53.4",
     "docpad-plugin-eco": "~2.0.2",