Fixed C89 compilation.
Fixed SkeletonAnimation timeScale.
Changes for libgdx Batch refactoring.
Path for RegionAttachment.
Fixed root translation with yDown coordinates.

http://www.esotericsoftware.com/forum/viewtopic.php?f=9&t=1657
Fields shouldn't be public.
Fixed findSlotIndex and findBoneIndex return 0 when not found instead of -1.
Fixed SkeletonBounds for spine-c.
Fixed usage of pairs() where ordered iteration is needed.

http://www.esotericsoftware.com/forum/viewtopic.php?f=7&t=1660
Fixed boolean parsing.
Fixed additive always being used.
Update example to show atlas is passed.
Better root flipY logic.
Better root flipY logic.
Fixed memory leaks.
Made getTextureAtlas virtual.
Fixed double free.
Update commented out code to test for memory leaks.
Fixed binary path.
Merge branch 'master' of https://github.com/EsotericSoftware/spine-runtimes

Resolved conflicts:
	spine-c/src/spine/BoundingBoxAttachment.c
	spine-c/src/spine/RegionAttachment.c