Further changes - AI module controls trains through the train physics module with SetAcceleration(). Train physics conveys this to to locomotive physics. Depending on sophistication, AI loco's can respond to the power demands by with proper smoke amount, control positions, etc
git-svn-id: http://svn.uktrainsim.com/svn/openrails/trunk@35 a9f3cfff-6c41-7446-b0ca-052bd761e6eb