Gameplay improvements: (* - *** for small to vast tasks)
- Add a captain's logbook
- Add more ingame events, such as pirates looting a harbour, changes in the government, etc.
- Form expeditions like the original pirates, where the earned gold is shared among the crew
  members
- The letter of marque should cost money
- Make merchants refuse to negotiate with gruesome pirates
- Add more fancy names for taverns
- Add the ability to store some goods in hidden locations and a hidden treasure cave
- Add a personal health state, including and depending on age
- Allow the player to buy land in his home country
- Make the sighting of a ship on sea more finde grained: First you can only see the ship, then the
  ship type and afterwards the flag.
- Implement tavern missions (e.g. smuggling, courier services, ransom) (**)
- Implement governor missions (**)
- Allow more than one ship per player, form flotillas (**)
- Passages between the harbours on foreign ships (*)
- Microsimulations in the harbours, markets, nations, leadership and ships (***)
- Add more trade goods (*)
- Refine all game mechanisms (***)
- Marriages/aging (**)
- Additional mission mode (e.g. a special amount of points) (**)
- Add experience etc. to the crew (through a microsimulator) (**)
- Improve political reputation code (**)
- Lots of activities should consume time, e.g. repairing (*)
- Add historical background, more ships etc. (***)
- Multiplayer mode (***)
- Finetune ship features (**)
- Fencing duels (***)
- Harbour attacks on land (***)
- Improve manual (**)
- Add more nations (e.g. Portugal) (*)
- Add some game logic for negotiating with an opposite captain when encountering another ship (*)
- Get captured after having lost a fight (*)
- Refine mutinies a lot, right now they are extremely rare (*)
- Fix up all GAMEPLAYFIXMEs
- Display the amount of stored provisions in days/crew

Technical improvements/cleanups:
- Integrate Ogre3D
- Add a fancy little sword as the cursor
- Push fixes upstream to make it easier to build Ogre without the proprietary Cg library
- Differentiate between difficulty levels wrt the game parameters
- Fix abort when hitting the ESCAPE key
- Build an improved build system based on Tom Lord's package-framework
- Highscore list
- Implement a new map with free navigation using Ogre
- Network play (post 1.0)
- Port sea battles to the 3D engine
- Make everything a lot more fancy, raytraced menus with
  clickable imagemaps etc.
- Music
- Handle more game parameters in config files
- Represent internal events with a gameevent class
- Build a stack of events and allow more than one at a time (right now starving blocks
  everything else)
- Redesign include paths, the current ones are too intertwined, simplify class hierarchies
- Add a no-sound option
- Clean internal configuration/option subsystem
- Generate labels dynamically as well
- Reduce code duplication in menu.cc
- Add representations for dates in the game
- Add a highscore list
- Improve error handling wrt savegames, error msgs should be user visible
- Make menu system more generic, each item should have individual properties, not
  the crude hacks that are currently in use
- Preload menu backgrounds to reduce IO latency
- Finish manual

Historical Correctness improvements:
- Add a new Spanish flag inspired by:
  http://www.flyinglab.com/pirates/review/showitem.php?item=282
  
