I believe that they are supposed to be releasing a new version soon, which hopefully includes that feature and also the features listed in your admin panel under social articles;
Mail Notification sends mail to your mailboxes. When new notification arrives, Mail Notification sends a new email.
-Html Template Customization
Customize your email with HTML Template Customizations!
-Category Black List
-Tags Black List
-Selection of areas to display
-Required Fields Definition
-More Editor Functions
I’m really hoping that they release it soon… I really need to have more features in the default post editor (like wordpress does!) I would actually like it if they just used the wordpress default editor, but we’ll see what they come up with.