Autopilot and flight model reworks for Boeing 747-8i

[YuriKAiRi]

• Update V0.70 (Nov 15, 2020)
  a. ILS auto approach and auto landing performance improved.
  b. Fligh route tracking performance improved.
  c. Flight route rendezvous performance improved.
  d. Some flight characteristics adjusted.

Check the first thread for download link.