Correct Group#getAll type definition
Correct Group#getAll type definition

adamlabadorf/bobodyssey,Acaki/WWW_project,Acaki/WWW_project,photonstorm/phaser-ce,adamlabadorf/bobodyssey,yupaul/phaser-ce,yupaul/phaser-ce,photonstorm/phaser-ce,MasahiroWard/MVPgamedev,photonstorm/phaser-ce,Acaki/WWW_project,yupaul/phaser-ce,photonstorm/phaser-ce,yupaul/phaser-ce,adamlabadorf/bobodyssey,MasahiroWard/MVPgamedev,MasahiroWard/MVPgamedev,natlot/phaser-ce,natlot/phaser-ce,natlot/phaser-ce,MasahiroWard/MVPgamedev,natlot/phaser-ce