refactor(package): use copied vendor library

- remove backbone and underscore from package
- use copied local file

Author: azu

index.html

@@ -4,8 +4,8 @@
 <meta charset="utf-8">
 <title>Sample</title>
 <script src="./vendor/jquery-1.11.2.min.js"></script>
-<script src="node_modules/underscore/underscore-min.js"></script>
-<script src="node_modules/backbone/backbone-min.js"></script>
+<script src="./vendor/underscore.js"></script>
+<script src="./vendor/backbone.js"></script>
 <script src="lib/bundle.js"></script>
 <link rel="stylesheet" href="http://yui.yahooapis.com/pure/0.5.0/pure-min.css">
 <link rel="stylesheet" href="http://maxcdn.bootstrapcdn.com/font-awesome/4.1.0/css/font-awesome.min.css">

package.json

@@ -33,9 +33,5 @@
     "power-assert": "^0.10.1",
     "testium": "^2.3.0",
     "watchify": "^2.2.1"
-  },
-  "dependencies": {
-    "backbone": "^1.1.2",
-    "underscore": "^1.7.0"
   }
 }