Prettify GUI

Shrink the font-size of the card's content
Vertically center align the notification label

commit a29dfbb27012e6837b6b93a2d33b8ff13f614ed9
Author: Hoang Ngo <hoangngo.dev@gmail.com>
Date:   Wed Jul 16 14:49:07 2014 -0400

    fix
Fix the erroneously scoring system
Reset the chosen cards list at the beginning