This should fix PlanetUp

It gets lost seeing the prompt twice (when someone enters
sector 1) and sends L twice, causing Landing, and L --
leave.  Instead of Take.

flexible.py

@@ -2181,6 +2181,7 @@ class PlanetUpScript(object):
                     self.fetch = 'C'
                     self.queue_player.put("NTE")
                     self.state = 7
+                    self.send_land = False
                 else:
                     for i in ('F','O','E'):
                         if self.need[i] > self.cargo[i]:
@@ -2211,7 +2212,9 @@ class PlanetUpScript(object):
                 if self.fetch == 'C':
                     # Colonist
                     # [How many groups of Colonists do you want to take ([125] empty holds) ? ]
-                    self.queue_player.put("L")   # "LT\r")
+                    if self.send_land == False:
+                        self.send_land = True
+                        self.queue_player.put("L")   # "LT\r")
                 elif self.fetch in self.index_cargo: # ('F', 'O', 'E'):
                     # Port, Trade
                     self.queue_player.put("pt")