shitty implement. of image display
update gitignore
listen on key pressed event
finish first implementation
clean up
start with quizduel task
finish first impl.
merge quizduell branch
Merge branch 'email2png' into raeffu
Merge branch 'creditcardchecker' into raeffu
add scores in duels
first working version of quizduel
update gitignore
update gitignore
clean up
introduce class Printable for I/O handling
load questions from Question class
move xml to /res
Version stoeffu of credit card validator