added .osg and .ive to model open filter
added .osg and .ive to model open filter

nakijun/vtp,nakijun/vtp,seanisom/vtp,markraz/vtp,seanisom/vtp,markraz/vtp,seanisom/vtp,markraz/vtp,nakijun/vtp,nakijun/vtp,seanisom/vtp,nakijun/vtp,markraz/vtp,seanisom/vtp,markraz/vtp