MLK-21037 update copyright for imx-gst1.0-plugins package

Copyright update to LGPL license in following files:
tools/gplay/playengine.c
tools/gplay/playengine.h

Copyrights updated to 2019 in following files:
tools/gplay2/gplay2.c
plugins/aiurdemux/aiurdemux.c

Signed-off-by: Haihua Hu <jared.hu@nxp.com>
diff --git a/plugins/aiurdemux/aiurdemux.c b/plugins/aiurdemux/aiurdemux.c
index 74a05aa..0cf4e58 100755
--- a/plugins/aiurdemux/aiurdemux.c
+++ b/plugins/aiurdemux/aiurdemux.c
@@ -16,7 +16,7 @@
 
 /*
  * Copyright (c) 2013-2015, Freescale Semiconductor, Inc.
- * Copyright 2017-2018 NXP
+ * Copyright 2017-2019 NXP
  */
 
 
diff --git a/tools/gplay/playengine.c b/tools/gplay/playengine.c
index aa34556..e6e290c 100755
--- a/tools/gplay/playengine.c
+++ b/tools/gplay/playengine.c
@@ -1,11 +1,24 @@
 /**
-*  Copyright (c) 2014-2015, Freescale Semiconductor Inc.,
-*  All Rights Reserved.
-*
-*  The following programs are the sole property of Freescale Semiconductor Inc.,
-*  and contain its proprietary and confidential information.
-*
-*/
+ * Copyright (c) 2014-2015, Freescale Semiconductor Inc.,
+ * Copyright 2019 NXP
+ */
+
+/*
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your pconfigion) any later version.
+ *
+ * This library 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
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
 
 // for fullscreen setting
 #include <fcntl.h>
diff --git a/tools/gplay/playengine.h b/tools/gplay/playengine.h
index d33bde7..b1fabfa 100755
--- a/tools/gplay/playengine.h
+++ b/tools/gplay/playengine.h
@@ -1,11 +1,24 @@
 /**
-*  Copyright (c) 2014-2015, Freescale Semiconductor Inc.,
-*  All Rights Reserved.
-*
-*  The following programs are the sole property of Freescale Semiconductor Inc.,
-*  and contain its proprietary and confidential information.
-*
-*/
+ * Copyright (c) 2014-2015, Freescale Semiconductor Inc.,
+ * Copyright 2019 NXP
+ */
+
+/*
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your pconfigion) any later version.
+ *
+ * This library 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
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
 
 #ifndef IMX_PLAY_ENGINE_H
 #define IMX_PLAY_ENGINE_H
diff --git a/tools/gplay2/gplay2.c b/tools/gplay2/gplay2.c
index d4fd7cb..55bbb06 100755
--- a/tools/gplay2/gplay2.c
+++ b/tools/gplay2/gplay2.c
@@ -1,6 +1,6 @@
 /*
  * Copyright 2014-2016 Freescale Semiconductor, Inc.
- * Copyright 2017, 2018 NXP
+ * Copyright 2017-2019 NXP
  *
  */