(svn r2313) - Fix: [ 1202115 ] Clicking shipslist on bouy asserts GetPlayer(). Bouys and oilrigs don't have owners, so it cannot get the vehicle-list of the station-owner. Just use _current_player

#ifndef CALLBACK_TABLE_H
#define CALLBACK_TABLE_H

extern CommandCallback *_callback_table[];
extern const int _callback_table_count;

#endif