improve README.md and bower.json

Author: zealzhangz

README.md

@@ -35,11 +35,43 @@ Include jquery and sumtabletotal in your page
 ```html
 <script src="bower_components\jquery\dist\jquery.min.js"></script>
 <script src="bower_components\jquery-sumtabletotal\dist\jquery.sumtabletotal.min.js"></script>
+```
 
 ## Using the plugin
 ```javascript
 $("#yourHtmTable").sumtabletotal({
      totalIndexArry: [3, 4, 5],//You need to calculated the total of an columns array index
      rateObjectArry: [{numerator: 5, denominator: 4, index: 6}]//Object of calculated percentage,'index' represent the place to save percentage.
 });
-```
+```
+#### [demo/](https://github.com/zealzhangz/jquery-sumtabletotal/tree/master/demo)
+
+Contains a simple HTML file to demonstrate your plugin.
+
+#### [dist/](https://github.com/zealzhangz/jquery-sumtabletotal/tree/master/dist)
+
+This is where the generated files are stored once Grunt runs.
+
+#### [.jshintrc](https://github.com/zealzhangz/jquery-sumtabletotal/blob/master/.jshintrc)
+
+List of rules used by JSHint to detect errors and potential problems in JavaScript.
+
+#### [Gruntfile.js](https://github.com/zealzhangz/jquery-sumtabletotal/blob/master/Gruntfile.js)
+
+Contains all automated tasks using Grunt.
+
+#### [package.json](https://github.com/zealzhangz/jquery-sumtabletotal/blob/master/package.json)
+
+Specify all dependencies loaded via Node.JS.
+
+## Contributing
+
+Check [CONTRIBUTING.md](https://github.com/zealzhangz/jquery-sumtabletotal/blob/master/CONTRIBUTING.md)
+
+## History
+
+Check [Release](https://github.com/zealzhangz/jquery-sumtabletotal/releases) list.
+
+## License
+
+[MIT License](http://zenorocha.mit-license.org/)

bower.json

@@ -2,6 +2,9 @@
   "name": "jquery-sumtabletotal",
   "description": "jQuery plugin to sum total and append total row for an HTML table",
   "main": "dist/jquery.sumtabletotal.js",
+  "dependencies": {
+    "jquery": ">=1.4"
+  },
   "authors": [
     "zealzhangz"
   ],