small changes

import_content.js

@@ -19,7 +19,7 @@ function init_server (){
   var ws = new Server({port: port});
   ws.on('connection', function(w){
     w.on('message', function(msg){
-      if (msg.includes("Done : ")){
+      if (msg.includes("Done")){
           var time_spent = Date.now() - start;
           console.log(msg + " in " + time_spent/1000 + "s");
           browser.close();