allow VF files to be missing their projection
allow VF files to be missing their projection

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