feat compatibility: Polyfill javascript

Gruntfile.js

@@ -77,7 +77,7 @@ module.exports = function(grunt) {
           expand: true,
           cwd: 'src',
           dest: 'build',
-          src: ['index.html', 'manifest.webapp',
+          src: ['index.html', 'manifest.webapp', 'polyfill.js',
                 'fonts/**', 'img/**', 'js/libs/**', 'icon/**']
         }]
       }

build/index.html

@@ -11,6 +11,7 @@
 
   <div id='wrapper'></div>
 
+  <script src='polyfill.js'></script>
   <script src='main.js'></script>
 </body>
 </html>

build/manifest.webapp

@@ -1,5 +1,5 @@
 {
-  "version": "0.1.0",
+  "version": "1.0.0",
   "name": "Hawk",
   "description": "Keep an eye on your files with a full-featured file manager",
   "launch_path": "/index.html",

src/index.html

@@ -11,6 +11,7 @@
 
   <div id='wrapper'></div>
 
+  <script src='polyfill.js'></script>
   <script src='main.js'></script>
 </body>
 </html>

src/manifest.webapp

@@ -1,5 +1,5 @@
 {
-  "version": "0.1.0",
+  "version": "1.0.0",
   "name": "Hawk",
   "description": "Keep an eye on your files with a full-featured file manager",
   "launch_path": "/index.html",