refs #354, initial cleanup of cfg entries samples / code before adding new functionality

* fixed styles such as copyright headers
* use text stream instead of qDebug() for output
* int instead of qint
* misc. smaller tweaks
* extended the JSON example (special chars). JSON might be used to "cache" the FSX entries

src/blacksim/fscommon/aircraftindexer.h

@@ -1,3 +1,14 @@
+/* Copyright (C) 2013
+ * swift project Community / Contributors
+ *
+ * This file is part of swift project. It is subject to the license terms in the LICENSE file found in the top-level
+ * directory of this distribution and at http://www.swift-project.org/license.html. No part of swift project,
+ * including this file, may be copied, modified, propagated, or distributed except according to the terms
+ * contained in the LICENSE file.
+ */
+
+//! \file
+
 #ifndef BLACKSIM_FSCOMMON_AIRCRAFTINDEXER_H
 #define BLACKSIM_FSCOMMON_AIRCRAFTINDEXER_H
 
@@ -9,19 +20,13 @@ namespace BlackSim
 {
     namespace FsCommon
     {
-        /*!
-         * \brief Indexer for all modelsThe CAircraftIndexer class
-         */
+        //! Indexer for all models
+        //! \sa CAircraftCfgEntries
+        //! \sa CAircraftCfgEntriesList
         class CAircraftIndexer : QObject
         {
             Q_OBJECT
 
-        private:
-            //! Constructor
-            CAircraftIndexer(QObject *parent = nullptr);
-
-            CAircraftCfgEntriesList m_entries; //!< all entries
-
         signals:
             //! Number of entries read
             void entriesRead(int number);
@@ -40,7 +45,12 @@ namespace BlackSim
             //! Read in background
             static QFuture<int> readInBackground(const QString directory = "");
 
+        private:
+            //! Constructor
+            CAircraftIndexer(QObject *parent = nullptr);
+
+            CAircraftCfgEntriesList m_entries; //!< all entries
         };
-    }
-}
+    } // namespace
+} // namespace
 #endif // guard