well, I ran out of time but I managed to hack something together.
The video is uploading now..
So I created a simple frame, and I added the motors to the frame.. Not in the way I intended!!!!! ;)
In order to finish it, I quickly tacked on the limit switches. You can go a few logs back to see how it is meant to look.
But roughly speaking, this is how I wanted to construct the frame.
List of components:
The other components are already listed on the electronics bit.