(svn r240) -Fix: desync on subsidy generation

-Fix: sometimes commands got executed to early on some clients
-Feature: universal event packets for transmitting subsidys

functions.h

@@ -100,6 +100,8 @@ uint RandomRange(uint max);
 void InitPlayerRandoms();
 
 uint32 InteractiveRandom(); /* Used for random sequences that are not the same on the other end of the multiplayer link */
+uint InteractiveRandomRange(uint max);
+
 void SetDate(uint date);
 /* facedraw.c */
 void DrawPlayerFace(uint32 face, int color, int x, int y);
@@ -132,6 +134,7 @@ void NetworkListen();
 void NetworkInitialize();
 void NetworkShutdown();
 void NetworkSendCommand(TileIndex tile, uint32 p1, uint32 p2, uint32 cmd, CommandCallback *callback);
+void NetworkSendEvent(uint16 type, uint16 data_len, void * data);
 void NetworkStartSync(bool fcreset);
 void NetworkClose(bool client);
 void NetworkSendReadyPacket();