TXMLDocument use from Issue 2249 on a background thread needs CoInitialize

Source commit: 47791b7b57890789e4b08f7758053f38e13dc057

source/core/Queue.cpp

@@ -2673,6 +2673,9 @@ void __fastcall TTerminalThread::ProcessEvent()
   DebugAssert(FEvent != NULL);
   DebugAssert(FException == NULL);
 
+  // Needed at least for TXMLDocument use in TS3FileSystem
+  CoInitialize(NULL);
+
   try
   {
     FAction(NULL);