OnScreen Dialog added
Orientation set for spacecraft
Phoebe texture
maneuver refactoring (conditions)
history point service enhanced, named history point collection added,
ManeuverPanel commented
timstamp added to apsis,
time of apsis computed
attributes panel for apsis added
minor changes
Apsis detail dialog enhanced
computation and displaying apsis for planets and satellites implemented
BaryCentre class added
javadoc updated