spec for issue 20
spec for issue 20

rstacruz/bullet,sideci-sample/sideci-sample-bullet,danp60/bullet,theass/bullet,eileencodes/bullet,dwb/bullet,hannahbot/bullet,rrosenblum/bullet,flyerhzm/bullet,eileencodes/bullet,jay3126/bullet,hannahbot/bullet,yakovenkodenis/bullet,theass/bullet,flyerhzm/bullet,flyerhzm/bullet,sho-h/brakefast,rstacruz/bullet,sho-h/brakefast,sideci-sample/sideci-sample-bullet,danp60/bullet,jay3126/bullet,PikachuEXE/bullet,rrosenblum/bullet,dwb/bullet,yakovenkodenis/bullet,PikachuEXE/bullet