copy paste mixup.
Merge branch 'develop' of https://github.com/apportable/SpriteBuilder into develop
update SpriteKit project template: new icons, remove published resources, default to not export "phone" resources
SK plugin node: fix incorrect rotation
update SK submodule ref
publisher: extracted spritesheet generation into its own method
Pin joints fixups.
Merge branch 'develop' of https://github.com/apportable/SpriteBuilder into develop
add type to writer. 
update cocos2d.
SK texture atlas generation script
Merge branch 'develop' of github.com:apportable/SpriteBuilder into develop-steffen
publish Sprite Kit texture atlas
update SK submodule ref
SK texture atlas: export one atlas to each individual resource-xxx folder
sktextureatlas export: texture atlas error detection and logging
max min onscreen working.
improve refreshing of data.
rename enums
Max Min handles worknig.
update cocos2d