Add missing licence/copyright

Author: Hugo Mercier

src/providers/virtual/qgsslottofunction.h

@@ -1,3 +1,18 @@
+/***************************************************************************
+begin                : Jan 2016
+copyright            : (C) 2016 Hugo Mercier, Oslandia
+email                : hugo dot mercier at oslandia dot com
+ ***************************************************************************/
+
+/***************************************************************************
+ *                                                                         *
+ *   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 2 of the License, or     *
+ *   (at your option) any later version.                                   *
+ *                                                                         *
+ ***************************************************************************/
+
 #ifndef QGSSLOT_TO_FUNCTION_H
 #define QGSSLOT_TO_FUNCTION_H
 

src/providers/virtual/qgsvirtuallayerqueryparser.cpp

@@ -1,3 +1,19 @@
+/***************************************************************************
+   qgsvirtuallayerqueryparser.cpp : SQL query parser utility functions
+begin                : Jan 2016
+copyright            : (C) 2016 Hugo Mercier, Oslandia
+email                : hugo dot mercier at oslandia dot com
+ ***************************************************************************/
+
+/***************************************************************************
+ *                                                                         *
+ *   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 2 of the License, or     *
+ *   (at your option) any later version.                                   *
+ *                                                                         *
+ ***************************************************************************/
+
 #include "qgsvirtuallayerqueryparser.h"
 #include "qgsvirtuallayersqlitehelper.h"
 #include "qgsvirtuallayerblob.h"

src/providers/virtual/qgsvirtuallayerqueryparser.h

@@ -1,3 +1,19 @@
+/***************************************************************************
+   qgsvirtuallayerqueryparser.h : SQL query parser utility functions
+begin                : Jan 2016
+copyright            : (C) 2016 Hugo Mercier, Oslandia
+email                : hugo dot mercier at oslandia dot com
+ ***************************************************************************/
+
+/***************************************************************************
+ *                                                                         *
+ *   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 2 of the License, or     *
+ *   (at your option) any later version.                                   *
+ *                                                                         *
+ ***************************************************************************/
+
 #ifndef QGSVIRTUALLAYER_QUERY_PARSER_H
 #define QGSVIRTUALLAYER_QUERY_PARSER_H