doc improvement for typescript, missing `mapping` if use JSON as the config data for the game instance
doc improvement for typescript, missing `mapping` if use JSON as the config data for the game instance

spayton/phaser,mahill/phaser,TukekeSoft/phaser,spayton/phaser,BeanSeed/phaser,photonstorm/phaser,TukekeSoft/phaser,BeanSeed/phaser,englercj/phaser,TukekeSoft/phaser,photonstorm/phaser,mahill/phaser