Adding images vertical, some refactoring. Adding Gruntfile for jshint, jsdoc, mocha. Adding basic mocha test for sunny-day case.

package.json

@@ -5,7 +5,7 @@
   "main": "index.js",
   "author": "Mr. Goferito",
   "license": "MIT",
-  "repository" : {
+  "repository": {
     "type": "git",
     "url": "https://github.com/goferito/node-bing-api"
   },
@@ -15,5 +15,14 @@
   "dependencies": {
     "request": "^2.44.0",
     "underscore": "^1.6.0"
+  },
+  "devDependencies": {
+    "express": "^4.9.5",
+    "grunt": "^0.4.5",
+    "grunt-contrib-jshint": "^0.10.0",
+    "grunt-jsdoc": "^0.5.7",
+    "grunt-simple-mocha": "^0.4.0",
+    "mocha": "^1.21.4",
+    "should": "^4.0.4"
   }
 }