Ach, I really do like our gamekit-forum! It is like a desert where you see very very seldom users being online. And if, the chance is quite high that it is a spambot, or a search engine-bot or from time to time really a real person 
Actually most of the times it looks like this:
EDIT: Yeah, after about 4-5(!) days on-off-work I finally got bone-parenting for groupinstances (which are something like unity-prefabs) in gamekit working. And as always the keys to the problem was just one line But I won’t complain, aren’t the problems and the hard way to solve them the best way to really learn?