Merged Multiplayer UI patch from Zathras:

New Features
- Added hits, misses, accuracy to scoreboard
- Added in-game chat with history
- Added more options from the ini to the host screen, Use NIV and Enable
civillians
bugfixes
- Clients connecting at the same time controlling the wrong client
- Team Deathmatch working again
- Refreshing the player list after a player changes team / edge
- AI is always on for Co-op now
- There is now always a scoreboard in Co-op even when you lose.
- scores on the Co-op scoreboard have been fixed for all deaths including
bleeding
- Start Game button now only appears for server
- Fixed cleaning up game resources on disconnection
- Disabled the 1,2,3,4 keys for connecting / disconnecting
- Fixed victory conditions for all game modes
- Fixed players names getting copied into TeamTurnString each game resulting
in multiple names
- Fixed Assertion bug caused by the game sometimes calling
SetCurrentWorldSector more than once before placement of mercs
- Fixed a bug that was possible when merging items such as M14 and EBR stock
on mapscreen.
- Fixed bug with game starting while a player was in chat, closes chat
window when game is starting
- Fixed bug with game starting while a player was in the options screen, if
the player leaves the mapscreen while ready, they are set to unready
- Team and Spawn direction popups changed to use buttons to open/close them
- Disabled players joining after the laptop has been unlocked, as they would
be out of state with any hires


git-svn-id: https://ja2svn.mooo.com/source/ja2/trunk/GameSource/ja2_v1.13/Build@2628 3b4a5df2-a311-0410-b5c6-a8a6f20db521

gamescreen.cpp

@@ -654,7 +654,7 @@ UINT32	MainGameScreenHandle(void)
 		return( GAME_SCREEN );
 	}
 
-	if ( guiCurrentScreen != MSG_BOX_SCREEN )
+	if ( guiCurrentScreen != MSG_BOX_SCREEN && guiCurrentScreen != MP_CHAT_SCREEN )
 	{
 		if ( HandleBeginFadeOut( GAME_SCREEN ) )
 		{