New improved UI, organize learning into collections, share learning on social networks.

Feature to add Topics for a learning from add-on popup instead of settings page in web-app.. Notifying the web-app about installed add-on version. Some CSS changes to show the edit boxes properly in the popup.

Course capture support to avoid unnecessary prompting for every learning in a course.
Intimate third party learning content provider web pages to skip notifying about extension install if browser already has extension installed.
Desktop notification to notify users to signin when session was not detected.