Refactoring: Tidied up AppDelegate. Removed old preview loading coding.
Refactoring: Tidied up AppDelegate.
Removed old preview loading coding.

diogocarneiro/SpriteBuilder,diogocarneiro/SpriteBuilder,diwip/SpriteBuilder,DNESS/SpriteBuilder,rraallvv/SpriteBuilder,RobertPeng/SpriteBuilder,diwip/SpriteBuilder,apportable/SpriteBuilder,spritebuilder/SpriteBuilder,ZeusbaseGameWorkshop/SpriteBuilder,eric-seekas/SpriteBuilder,DNESS/SpriteBuilder,ZeusbaseGameWorkshop/SpriteBuilder,oxeron/SpriteBuilder,apportable/SpriteBuilder,apportable/SpriteBuilder,rraallvv/SpriteBuilder,oxeron/SpriteBuilder,DNESS/SpriteBuilder,oxeron/CocosBuilder,olegnaumenko/SpriteBuilder,apportable/SpriteBuilder,eric-seekas/SpriteBuilder,quicklyslow/SpriteBuilder,oxeron/SpriteBuilder,oxeron/CocosBuilder,oxeron/SpriteBuilder,RobertPeng/SpriteBuilder,diogocarneiro/SpriteBuilder,spritebuilder/SpriteBuilder,eric-seekas/SpriteBuilder,olegnaumenko/SpriteBuilder,RobertPeng/SpriteBuilder,DNESS/SpriteBuilder,oxeron/CocosBuilder,apportable/SpriteBuilder,diwip/SpriteBuilder,diwip/SpriteBuilder,ZeusbaseGameWorkshop/SpriteBuilder,quicklyslow/SpriteBuilder,spritebuilder/SpriteBuilder,RobertPeng/SpriteBuilder,olegnaumenko/SpriteBuilder,apportable/SpriteBuilder,oxeron/CocosBuilder,diwip/SpriteBuilder,quicklyslow/SpriteBuilder,spritebuilder/SpriteBuilder,spritebuilder/SpriteBuilder,oxeron/SpriteBuilder,rraallvv/SpriteBuilder,diogocarneiro/SpriteBuilder,oxeron/CocosBuilder,olegnaumenko/SpriteBuilder,rraallvv/SpriteBuilder,rraallvv/SpriteBuilder,quicklyslow/SpriteBuilder,eric-seekas/SpriteBuilder,oxeron/CocosBuilder,eric-seekas/SpriteBuilder,diogocarneiro/SpriteBuilder,spritebuilder/SpriteBuilder,ZeusbaseGameWorkshop/SpriteBuilder,olegnaumenko/SpriteBuilder,diogocarneiro/SpriteBuilder,oxeron/SpriteBuilder,RobertPeng/SpriteBuilder,RobertPeng/SpriteBuilder,olegnaumenko/SpriteBuilder,quicklyslow/SpriteBuilder,ZeusbaseGameWorkshop/SpriteBuilder,DNESS/SpriteBuilder,ZeusbaseGameWorkshop/SpriteBuilder,diwip/SpriteBuilder,DNESS/SpriteBuilder,eric-seekas/SpriteBuilder