Seems there was a sneak patch for iwd-ee a few days ago with lots of features/bug fixes. I should probably replay this sooner or later - maybe this summer when I have a long trip:
http://blog.beamdog.com/2018/05/icewind-dale-enhanced-edition-25-patch.html
http://blog.beamdog.com/2018/05/icewind-dale-enhanced-edition-25-patch.html