- Includes a massive refactor of the TextureRegion/AtlasRegion hierarchy to be in line with Java implementation
- Exact line by line port of RegionAttachment#updateRegion and MeshAttachment#updateRegion using new region implementations
- spine-cpp/spine-cpp was moved into spine-cpp directory, so spine-cpp/spine-cpp/src -> spine-cpp/src, spine-cpp/spine-cpp/include -> spine-cpp/include
- Added scaffold for DebugPrinter to be used by runtime comparison tests
- Added build.sh