LuDiAI AfterFix
===============

v2
- Estimating air route costs could account an incorrect aircraft price
- Helicopter engine list could include invalid and unbuildable models
- Valuator for best aircraft income was using the wrong distance type
- Allow more towns to be searched for a suitable first airport
- Don't start road construction when there are no engines available
- Builds or expands routes with only drivethrough road stations if there's
  only articulated road vehicles
- Increased town's mail last month production lower limit
- Loosened the aircraft income estimator lower limit
- Lowered the bar for what's deemed profitable to an aircraft

v1
- Uploaded to BaNaNaS.
