Ticket #2006: Display additional info while viewing (F3) *.iso files

Viewing (F3) on ISO image produce more information about image.

Signed-off-by: Slava Zanko <slavazanko@gmail.com>
Merge branch '2006_more_info_about_iso'

* 2006_more_info_about_iso:
  Ticket #2006: Display additional info while viewing (F3) *.iso files