Bumping version to 4.9.0
Bumping version to 4.9.0

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