Flight data recorder open file in append mode, not resetting old one.
Disable baro altitude only if difference from hgps is over 100m , when the baro altitude is steady while hgps is changing. This is fixing a problem with baro instruments on ground, where the hgps is floating and baro is steady.
Fix clock overlay in 480x640
Implemented projection of future positions in 2, 5 and 10 min on heading line
Do the baro altitude check for steadyness only airborne, not on ground
Merge branch 'v50' of https://github.com/alus-/LK8000 into new
Change Glide Polar Cache Speed Step to 0.5m/s
Add best speed and min climb rate for reach ESS conical tp to Polar analysis page.
Analysis : Glide Polar
  - remove polar name, already print in dialog title.
  - remove Wing load if Polar don't have wing area.
Draw Conical ESS turnpoint slope in next waypoint side view.
Rewrite "Speed to Fly" calculation.
Update autoMC and STF for Conical ESS turnpoint
  ( autoMC need to be configured to final or AvgThermal + final )
add Netto vario parameter in Sim menu
AutoZoom : use Optimized point when Task is PG Optimized Task.