When display name is changed, update it in the leaders bundle.
Clean up imports.

Make login and stats notification menu items the same as the question screen.
Making sure we count all the hinted and non-hinted questions by checking for an emtpy list returned then moving on.

Updating the notifcations menu item in stats screen too...
Showing different messages on login and account creating based on type of account.
Add more info about the scoring to the dialog in Stats & Standings.

Adjust the latest question text in Stats & Standings for landscape so it fits better.
Replace portrait background.