WIP: remove the old database abstraction layer

remove such classes:
- DbBase
- DbConn
- DbTextStream
- Db

while here:
- remove: TextStream, SLog, TexTextStream

winixd/notify/templatesnotify.cpp

@@ -5,7 +5,7 @@
  */
 
 /* 
- * Copyright (c) 2008-2018, Tomasz Sowa
+ * Copyright (c) 2008-2024, Tomasz Sowa
  * All rights reserved.
  * 
  * Redistribution and use in source and binary forms, with or without
@@ -50,13 +50,13 @@ Ezc::Functions<NotifyStream> ezc_functions;
 NotifyUserMsg notify_user_msg;
 NotifyMsg notify_msg;
 
-static std::string qencode_tmp;
+static pt::WTextStream qencode_tmp;
 
 
 void fil_qencode(Info & i)
 {
 	// QEncode can be used in other threads
-	QEncode(i.in.Str(), qencode_tmp);
+	q_encode(i.in, qencode_tmp);
 	i.out << qencode_tmp;
 }