Fixes return flight. Stop in this sector.

flexible.py

@@ -2174,6 +2174,8 @@ class PlanetUpScript(object):
                 self.queue_player.put('L')
             elif prompt.startswith('Land on which planet <Q to abort> ?'):
                 self.queue_player.put("{0}\r".format(self.planet_number))
+            elif prompt.startswith('Stop in this sector (Y,N,E,I,R,S,D,P,?) (?=Help) [N] ?'):
+                self.queue_player.put("N")
             elif prompt.startswith("Planet command (?=help) [D]"):
                 if self.fetch == 'C':
                     # Colonist / No display Planet / Leave