Unfortunately the info can’t be added. It’s a Kodi problem: the information needed to be shown by the skin in the player process dialog is just not passed on by Kodi. So, for the foreseeable future it won’t be possible to implement.
At this point, it even looks like Kodi v18 won’t offer the required information. There’s some discussion about this on the Kodi forum as the Kodi v16 info screen offered this information, but the Dev seems to believe there’s reason not to bring this back…
But for some other changes/improvements of the skin, please have a look here, if you’re interested in testing some of them to make a release as smooth as possible: