Update manager

Web/cache.appcache

@@ -1,5 +1,5 @@
 CACHE MANIFEST
-
+# v1
 index.html
 js
 css

Web/js/main.js

@@ -99,6 +99,8 @@ $(document).ready(function() {
         latest.onload = function() {
           if( this.response ) {
             var lapp = JSON.parse(this.response);
+            alert(lapp.version);
+            alert(app.manifest.version);
             if( lapp.version != app.manifest.version && 
             confirm('A new version of this app is available, do you want to update?')) {
               var ins = navigator.mozApps.install('http://mdibaiee.github.io/Sketchy/Web/manifest-web.webapp');