Adhesion model improved (behavior corrected)
WheelSlip reset control added (Ctrl + X)
UseAdvancedAdhesion control added (Ctrl + Alt + X) - unfortunately doesn't work for helper locos.
git-svn-id: http://svn.uktrainsim.com/svn/openrails/trunk@884 a9f3cfff-6c41-7446-b0ca-052bd761e6eb