Neal Siekierski

I rebased this onto a newer (though now outdated) `master`, 74c5bf5cd070917ce3204ea3552770fcbe04cac6; the status is the same. I'll note that https://github.com/Kitware/kwiver/pull/1057, which brings back `detected_object_type`, has been merged into KWIVER `master`,...

My use case was building VIAME, but it appears we don't really need it there either and we've disabled it. Feel free to mark this as low-priority.

If I change the relevant part of `plugins/docker/__init__.py` to add the `:Z` option, the `chmod` error disappears, but the input file still doesn't exist and now the output file cannot...