Little fix

src/subscribers/ioSubscriber.js

@@ -46,7 +46,7 @@ const configure = (socket) => {
     processed++;
     
     if ( processed == limit ) {
-      socket.emit('parse.data', { message: `[${index} lignes] traités` });
+      socket.emit('parse.data', { message: `[${index.toLocaleString()} lignes] traités` });
       processed = 0;
     }
   });