SVN revision 588.
stompy V714
   Report subscribed topics on startup.
trustdb V725
   Bug:  If interrupted during startup delay, still attempts database access and other things.
   Add train describer feed to status table.
vstpdb V717
   Bug:  If interrupted during startup delay, still attempts database access and other things.
liverail V722
   Add train describer feed to status page.
tddb V725
   New program.  Collect TD data.
livesig V726
   New program.  Display signalbox diagram.