documentation fix: Game.LoadGame doesn't return anything
implement Game.EndGame()
add Game.SaveGame()
fix for #2267
fix for #1850
scroller for ship equipments
total wage / owed
small improvements for 800x600 res.
Merge remote-tracking branch 'radius75/scroller-mission-list'
Merge remote-tracking branch 'radius75/fix-for-#2267'
Remove TimeStepUpdate from TerrainBody.
Add a static UpdateAllGeoSpheres() method to the GeoSphere class.
Call aforementioned from Pi::MainLoop().
Fixes bug #2301
Merge remote-tracking branch 'radius75/scroller-ship-equipments'
variable naming and whitespace fix
Merge remote-tracking branch 'fluffyfreak/updateTerrain'
Merge remote-tracking branch 'jpab/lua-game-control'
Merge remote-tracking branch 'radius75/total'
show path of rel-to object in debug info