* fix for map names not being formatted (and replaced explicit loops to do the same to tileSet & techTree)
* fix exploration state for fog-of-war off & multiplayer (note: also turns off for AI, diff. behaviour to before)
* added fogOfWar to GameSettings and added to cutom game menu/menu_state_custom_game.cpp
- network fixes for multiplayer defects found
- initial code (disabled currently) for content crc checking and downloading
- code compiles on Win32 using VS2008 express, project files not yet included