BLENDER: Normal vectors are now read properly.

git-svn-id: https://assimp.svn.sourceforge.net/svnroot/assimp/trunk@766 67173fc5-114c-0410-ac8e-9d2fd5bffc1f

code/BlenderModifier.cpp

@@ -185,6 +185,8 @@ void  BlenderModifier_Mirror :: DoIt(aiNode& out, ConversionData& conv_data,  co
 	const MirrorModifierData& mir = static_cast<const MirrorModifierData&>(orig_modifier);
 	ai_assert(mir.modifier.type == ModifierData::eModifierType_Mirror);
 
+	// XXX not entirely correct, mirroring on two axes results in 4 distinct objects in blender ...
+
 	// take all input meshes and clone them
 	for (unsigned int i = 0; i < out.mNumMeshes; ++i) {
 		aiMesh* mesh;