drop Qt4 support, move Source files and few other changes

src/ProfileDatabase.h

@@ -0,0 +1,46 @@
+/*****************************************************************************
+* gta5view Grand Theft Auto V Profile Viewer
+* Copyright (C) 2016-2017 Syping
+*
+* This program is free software: you can redistribute it and/or modify
+* it under the terms of the GNU General Public License as published by
+* the Free Software Foundation, either version 3 of the License, or
+* (at your option) any later version.
+*
+* This program is distributed in the hope that it will be useful,
+* but WITHOUT ANY WARRANTY; without even the implied warranty of
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+* GNU General Public License for more details.
+*
+* You should have received a copy of the GNU General Public License
+* along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*****************************************************************************/
+
+#ifndef PROFILEDATABASE_H
+#define PROFILEDATABASE_H
+
+#include <QSettings>
+#include <QObject>
+#include <QMutex>
+#include <QMap>
+
+class ProfileDatabase : public QObject
+{
+    Q_OBJECT
+public:
+    explicit ProfileDatabase(QObject *parent = 0);
+    QString getPlayerName(QString playerID);
+    QString getPlayerName(int playerID);
+    QStringList getPlayers();
+    ~ProfileDatabase();
+
+private:
+    mutable QMutex mutex;
+    QSettings *profileDB;
+
+public slots:
+    void setPlayerName(int playerID, QString playerName);
+
+};
+
+#endif // PROFILEDATABASE_H