WIP for z-axis up support in Collada.

git-svn-id: svn://svn.code.sf.net/p/irrlicht/code/trunk@1735 dfc29bdd-3216-0410-991c-e03cc46cb475

source/Irrlicht/CColladaFileLoader.h

@@ -340,6 +340,7 @@ private:
 	core::stringc FirstLoadedMeshName;
 	s32 LoadedMeshCount;
 	u32 Version;
+	bool FlipAxis;
 
 	core::array<IColladaPrefab*> Prefabs;
 	core::array<SColladaParam> ColladaParameters;