Updated README and index page; And added version number to bin files.

Author: zmmbreeze

Gruntfile.js

@@ -4,7 +4,7 @@ module.exports = function(grunt) {
         pkg: grunt.file.readJSON('package.json'),
         uglify: {
             options: {
-                banner: '/*! <%= pkg.name %> <%= pkg.name %> <%= grunt.template.today("yyyy-mm-dd") %> */\n'
+                banner: '/*! <%= pkg.name %> <%= pkg.name %> v<%= pkg.version %> <%= grunt.template.today("yyyy-mm-dd") %> */\n'
             },
             build: {
                 files: {

README.md

@@ -66,7 +66,7 @@ Fourth Line.<br/>
 </div>
 ```
 
-After lining, only the second and third line tag will be created. Check out the demo.
+After lining, only the second and third line tag will be created. Check out the [demo](http://jsbin.com/riweb/2/edit?output).
 
 And `data-line-class` help you control the class name of line tags, if you don't want to use the default class name: `line`.