Changed gearbox settings for higher RPS in flight

- To fix weaker engine power caused by fluids update, trigger button now uses starter motor as a booster for engine when takeoff from water.
- Generator is replaced with alternator

Generator now activates on ground/water as well if airspeed is below 5m/s.

Modified cockpit panel to give better first person view.

Added detail to remaining distance indicator.

Minor tweak to water takeoff setting.

Uploaded Godwit - Light Amphibious Aircraft to the Workshop.