update README
update README

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