Auto-detect/display UTF-8 encoded extended file descriptions

I noticed that the recent NASA "Earth Science Picture of the Day" files have had a DIZ with UTF-8 encoded apostrophe in it. <sigh>
14 jobs for dailybuild_linux-x64 in 9 minutes and 27 seconds (queued for 14 seconds)
Status Job ID Name Coverage
  Build
passed #30446
FreeBSD
jsdoor-freebsd

00:03:59

passed #30447
Linux
jsdoor-linux

00:06:26

passed #30449
FreeBSD
jsdoor-windows

00:01:51

passed #30441
FreeBSD
sbbs-freebsd

00:05:31

passed #30436
Linux
sbbs-linux

00:09:20

passed #30439
Windows
sbbs-windows

00:05:30

passed #30448
FreeBSD
sexpots-freebsd

00:00:11

passed #30437
Linux
sexpots-linux

00:00:18

passed #30440
Windows
sexpots-windows

00:00:25

passed #30444
FreeBSD
syncdraw-freebsd

00:00:22

passed #30445
Linux
syncdraw-linux

00:01:02

passed #30442
FreeBSD
syncterm-freebsd

00:01:00

passed #30438
Linux
syncterm-linux

00:02:42

passed #30443
FreeBSD
syncterm-windows

00:01:43