Railroader 2024.4.2

A number of bugfixes – and a couple key enhancements, too!

• Updated tutorial to start with loaded hopper at interchange. (RR-444)
  
• Added stationary camera at dispatcher's panel, selected with `3`. (RR-251)
  
• Handbrakes or independent brakes are now set on purchased/placed equipment as appropriate. (RR-421)
  
• Set AI speed limit for crossovers in Bryson and Whittier to 15mph.
  
• AI will now respect a fusee it has been told to pass, once it has passed it. (RR-448)
  
• Map no longer shows speed signs and mile posts for unavailable track.
  
• Fixed error in Walker Logging track labels in the Location panel. (RR-456)
  
• Fixed Dillsboro Engine Service appearing in Locations panel before it has been purchased. (RR-463)
  
• Fixed issue that could cause interchange to fail to handle all cars. (RR-468)
  
• Fixed turntable bridge track appearing as available on map before it has been unlocked.