KK free:
tilemap: fix object rotation off by 180°
tilemap: fix flickering when changing position
tilemap: fix gid properties not removing gid flags
KK: varsetter uses mapping
kk: added observing physics contact events
kk free: fixed circular reference import (swizzle)
added doNotRenderTiles flag for tile layers

Conflicts:
	KoboldKit/KoboldKitFree/Framework/Protocols/KKTilemapObjectSpawnDelegate.h
kk: projects updated to add arm64 support for opengw/kkpro, C11/C++11
kk free: fix audio session crash on background
kk free: minor fixes

Conflicts:
	KoboldKit/KoboldKitFree/Framework/Nodes/Tilemap/KKTilemapTileLayerNode.m
kk free: present scene if view's scene is nil
kk: fix Mac OS X build (requires Xcode 5.0.1 GM seed)
kk projects mcs
Merge branch 'master' of github.com:KoboldKit/KoboldKit into KoboldKit-Free-master

Conflicts:
	KoboldKit/KoboldKitFree/KoboldKit.xcodeproj/project.pbxproj
	KoboldKit_Game.xcodeproj/project.pbxproj