Suppressed unwanted "Alerter: acknowledge" confirmations seen in cab view with option Alerter=off. With Alerter=on, RunActivity still crashes lacking file Train_TM.xnb
git-svn-id: http://svn.uktrainsim.com/svn/openrails/trunk@1016 a9f3cfff-6c41-7446-b0ca-052bd761e6eb