List of major updates in 2.16.0 development branch

[lamont-granquist]

Major user-visible changes:

• PVG has been completely rewritten into the PSG solver
• Hoverslam controller replaces suicide burn countdown (and might replace landing guidance)
• Maneuver planner: Hohmann transfer UI overhaul
• Maneuver planner: return from moon solver rewritten
• Maneuver planner: fine-tune closest approach to celestial solver rewritten
• Maneuver planner: advanced transfer to another planet solver rewritten
• Aircraft autopilot deleted: use the AtmosphereAutopilot mod instead
• DeltaV menu: added summed ∆v columns
• DeltaV menu: added avionics column (RP-1)
• DeltaV menu: added ullage time calculation (RealFuels)
• Experimental kOS integration
• Tooltips added in (Add the ability to use tooltips #2142) and used in hoverslam tooltips #2150
• Some likely critical bugfixes for asymmetric vehicles and differential throttle (Fix some VesselState thrust calculations (probably fix diffthrottle) #2261)
• Dropping solids early now uses a thrust acceleration heuristic rather than remaining burntime (Drop solids early at % of thrust acceleration of Vessel #2263)
• Alglib 4.08 update (ALGLIB 4.08 update #2294)