Correction for AutoPilot mode : LocationBased passing path selection now properly set, and passing path processing properly setup if required.
Correction for PathBased passing path processing : signals reset if alternative path selected.
Further corrections in search for matching path in LocationBased passing path processing.
git-svn-id: http://svn.uktrainsim.com/svn/openrails/trunk@2818 a9f3cfff-6c41-7446-b0ca-052bd761e6eb