cancelAll button and actually cancel the upload :P
cancelAll button
and actually cancel the upload :P

Signed-off-by: Suki <52329a27ea5670aeec0efeeb0773bf1b4f1affa1@missallsunday.com>

margarett/SMF2.1,margarett/SMF2.1,StealthWombat/SMF2.1-more-forkery,StealthWombat/SMF2.1-more-forkery