Change company name

There isn't really any company behind this project, so why name one?

src/main.cpp

@@ -70,7 +70,7 @@ static pascal OSErr odocHandler(const AppleEvent* inEvent, AppleEvent*
 int main( int argc, char ** argv )
 {
     QApplication a( argc, argv );
-    a.setOrganizationName("duckmansoftware");
+    a.setOrganizationName("sqlitebrowser");
     a.setApplicationName("SQLite Database Browser " + QString(APP_VERSION));
     MainWindow w;
 #if defined(Q_WS_MAC)