* Fix Image URLs in LayoutSpecExamples and LayoutSpecExamples-Swift (they were still pointing to asyncdisplaykit.org)
* Update documentation of ASMapNode example to accurately reflect implemented layout
* Fix headers
* More headers fixing
* Objective-c project updated to ASDK 2.0
* fix assets error
* [LayoutSpecExamples] Renamed new example project to be easier to type / find.
* [Bulid] Manually create Sample.xcscheme file to hopefully fix complaining bulid :).
* clean up project
* commentary on ASAbsoluteLayoutSpec
* address @maicki's comments