Qtpfsgui 1.9.1 has been released. This is a small update with these main features/bugfixes:
fixed the align_image_stack "missing prefix" bug
users can now save the preview of a HDR.
Added hdr panoramic functionality (projections).
Fixed bug in exif code leading to crash when having utf8 characters in the path and/or filename.
(read the Changelog or the README file for more details)