(svn r240) -Fix: desync on subsidy generation

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

economy.h

@@ -70,6 +70,7 @@ VARDEF Subsidy _subsidies[MAX_PLAYERS];
 Pair SetupSubsidyDecodeParam(Subsidy *s, bool mode);
 void DeleteSubsidyWithIndustry(byte index);
 void DeleteSubsidyWithStation(byte index);
+void RemoteSubsidyAdd(Subsidy *s_new); 
 
 int32 GetTransportedGoodsIncome(uint num_pieces, uint dist, byte transit_days, byte cargo_type);
 uint MoveGoodsToStation(uint tile, int w, int h, int type, uint amount);