Added normal map support for multi-atlas parsing
Added normal map support for multi-atlas parsing

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