When will Steemit get notifications. It would be very helpful to have a notification if someone responds to your posts or reply. Just like Facebook and Twitter. 

http://www.adweek.com/socialtimes/files/2014/03/alltwitter-twitter-notifications.png

http://cdn1.tnwcdn.com/wp-content/blogs.dir/1/files/2014/04/Notifications.jpg