changes to DTED reader submitted by Sam Kramer
changes to DTED reader submitted by Sam Kramer

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