Durk Talsma:

Durk Talsma:

- Feet to meter conversion mistake (in AI getGround elev)
- Improved ground following code (not yet perfect, but for now no one will
  notice it within the marginal altitiude differences at the taxitrack or
  runway)
- Exclusion of the "AI" directory witihin data/Aircraft in
  main/init/fgSearchAircraft, to prevent AI aircraft to be picked up by the
  aircraft search function