adding kinetics to SB
Merge branch 'develop' of https://github.com/apportable/SpriteBuilder into kinetics

Conflicts:
	SpriteBuilder/libs/cocos2d-iphone
Bugfix:  Cannot build published project. #358. GLKit was missing among the frameworks.
SB+SK update
Merge branch 'develop' of github.com:apportable/SpriteBuilder into develop-steffen
export contentSize property of buttons to fix size issue
sb+sk
enable localizable text for labels
sb+sk submodule
sb+sk again
can have children == no for label nodes
kinetic body serialization.
Merge branch 'develop' of https://github.com/jtwigg/SpriteBuilder into kinetics

Conflicts:
	SpriteBuilder/libs/SpriteKit
Merge pull request #359 from NickyWeber/bugfix/#358_cannot_build_project

Bugfix:  Cannot build published project. #358.
Merge pull request #362 from KoboldKit/develop-steffen

some smaller fixes related to button size, localization
upgrade cocos2d iphone.
Merge branch 'develop' of https://github.com/apportable/SpriteBuilder into develop

Conflicts:
	SpriteBuilder/libs/SpriteKit
fixed to physics
update cocos2d version.