‘Make Image ‘O HDR’ has been updated to version 0.2.20.70, and it provides save current setting to user’s space – it is each different place for platform types; Windows, Linux and MacOSX.
You can clone sources or, download binary image here:
https://bitbucket.org/rageworx/make_img_o_hdr/src/master/
Strongly recommend to build source code if your system is Linux, because I didn’t make installation package yet. You can read here to build source code and install to system, actually not Mac OSX.