I'm glad that it would be possible to enable the drag and drop for HotPot files and I'm happy because of your fast and positive reaction.
(As I don't know a lot of PHP, I don't understand well the scripts...)
I can add a new entry for crowd funding on "https://moodle.org/mod/data/view.php?id=8090#_=_", if you mean this. But - although I don't think that it would be a lot of work to do - I don't know how much work it will be and which price to put...
(P.S.: I'm new on this forum and still don't know well how everything works her. I just used the moodle of my school before.)