Here you go mirek03 (and anyone else that is interested)
I've added the time range option today so that bit might be a bit buggy.
It's nowhere near a perfect tool but it does need people playing with it so that I can get feedback and improve it.
The next major thing is keyframing the resultant animation so that it and the objects can be exported as an animation file or similar.

bFlocking version 0.1 (maya 8.5+)

Si