Added missing pragma once

ApplicationCode/FileInterface/RifJsonEncodeDecode.h

@@ -16,6 +16,8 @@
 //
 /////////////////////////////////////////////////////////////////////////////////
 
+#pragma once
+
 // Json parser based on code example found on:
 // http://stackoverflow.com/questions/4169988/easiest-way-to-parse-json-in-qt-4-7
 

ApplicationCode/SocketInterface/RiaSocketDataTransfer.h

@@ -17,6 +17,8 @@
 //
 /////////////////////////////////////////////////////////////////////////////////
 
+#pragma once
+
 #include <QTcpSocket>
 #include <QStringList>
 

ApplicationCode/SocketInterface/RiaSocketTools.h

@@ -18,6 +18,8 @@
 //
 /////////////////////////////////////////////////////////////////////////////////
 
+#pragma once
+
 class RimCase;
 class RiaSocketServer;
 class RimEclipseCase;

ApplicationCode/UserInterface/RiuSimpleHistogramWidget.h

@@ -1,4 +1,27 @@
+/////////////////////////////////////////////////////////////////////////////////
+//
+//  Copyright (C) 2011-     Statoil ASA
+//  Copyright (C) 2013-     Ceetron Solutions AS
+//  Copyright (C) 2011-2012 Ceetron AS
+// 
+//  ResInsight 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.
+// 
+//  ResInsight 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 at <http://www.gnu.org/licenses/gpl.html> 
+//  for more details.
+//
+/////////////////////////////////////////////////////////////////////////////////
+
+#pragma once
+
 #include <QWidget>
+
 class QPaintEvent;
 class QString;
 class QStringList;