- fixed stupid little bug in the SceneAnimator - does not crash anymore on animations with empty tracks

- reverted matrix operations to what I think is the correct matrix sequence. Skinned meshes still not working, though
- fixed a strange runtime exception in the irrlicht mesh loader

git-svn-id: https://assimp.svn.sourceforge.net/svnroot/assimp/trunk@211 67173fc5-114c-0410-ac8e-9d2fd5bffc1f

code/irrXML/CXMLReaderImpl.h

@@ -663,7 +663,7 @@ private:
 			// MSVC debugger complains here about loss of data ...
 			// todo ... I temporarily disabled the check in the build config
 			for (int i=0; i<sizeWithoutHeader; ++i)
-				TextData[i] = (char_type)source[i];
+				TextData[i] = char_type( source[i] & ((1u << (sizeof( char_type)*8)) - 1));
 
 			TextBegin = TextData;
 			TextSize = sizeWithoutHeader;